10.18.7

used e.g. by JWT

.devcontainer/devcontainer.json

@@ -0,0 +1,41 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/javascript-node
+{
+	"name": "CyberChef",
+	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+	"image": "mcr.microsoft.com/devcontainers/javascript-node:1-18-bookworm",
+
+	// Features to add to the dev container. More info: https://containers.dev/features.
+	"features": {
+		"ghcr.io/devcontainers/features/github-cli": "latest"
+	},
+
+	// Use 'forwardPorts' to make a list of ports inside the container available locally.
+	"forwardPorts": [8080],
+
+	// Use 'postCreateCommand' to run commands after the container is created.
+	"postCreateCommand": {
+		"npm": "bash -c \"sudo chown node node_modules && npm install\""
+	},
+
+	"containerEnv": {
+		"DISPLAY": ":99"
+	},
+
+	"mounts": [
+		"source=${localWorkspaceFolderBasename}-node_modules,target=${containerWorkspaceFolder}/node_modules,type=volume"
+	],
+
+	// Configure tool-specific properties.
+	"customizations": {
+		"vscode": {
+			"extensions": [
+				"dbaeumer.vscode-eslint",
+				"GitHub.vscode-github-actions"
+			]
+		}
+	}
+
+	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+	// "remoteUser": "root"
+}

.dockerignore

@@ -0,0 +1,2 @@
+node_modules
+build

.eslintrc.json

@@ -1,7 +1,7 @@
 {
     "parser": "@babel/eslint-parser",
     "parserOptions": {
-        "ecmaVersion": 9,
+        "ecmaVersion": 2022,
         "ecmaFeatures": {
             "impliedStrict": true
         },

.gitattributes

@@ -0,0 +1 @@
+* text=auto eol=lf

.github/workflows/codeql.yml

@@ -7,6 +7,7 @@ on:
   pull_request:
     # The branches below must be a subset of the branches above
     branches: [ master ]
+    types: [synchronize, opened, reopened]
   schedule:
     - cron: '22 17 * * 5'
 
@@ -14,6 +15,10 @@ jobs:
   analyze:
     name: Analyze
     runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
 
     strategy:
       fail-fast: false
@@ -31,3 +36,5 @@ jobs:
 
     - name: Perform CodeQL Analysis
       uses: github/codeql-action/analyze@v2
+      with:
+        category: "/language:${{matrix.language}}"

.github/workflows/master.yml

@@ -32,14 +32,16 @@ jobs:
 
     - name: Production Build
       if: success()
-      run: npx grunt prod
+      run: npx grunt prod --msg="Version 10 is here! Read about the new features <a href='https://github.com/gchq/CyberChef/wiki/Character-encoding,-EOL-separators,-and-editor-features'>here</a>"
 
     - name: Generate sitemap
       run: npx grunt exec:sitemap
 
-    # - name: UI Tests
-    #   if: success()
-    #   run: xvfb-run --server-args="-screen 0 1200x800x24" npx grunt testui
+    - name: UI Tests
+      if: success()
+      run: |
+        sudo apt-get install xvfb
+        xvfb-run --server-args="-screen 0 1200x800x24" npx grunt testui
 
     - name: Prepare for GitHub Pages
       if: success()

.github/workflows/pull_requests.yml

@@ -33,6 +33,22 @@ jobs:
       if: success()
       run: npx grunt prod
 
-    # - name: UI Tests
-    #   if: success()
-    #   run: xvfb-run --server-args="-screen 0 1200x800x24" npx grunt testui
+    - name: Production Image Build
+      if: success()
+      id: build-image
+      uses: redhat-actions/buildah-build@v2
+      with:
+        # Not being uploaded to any registry, use a simple name to allow Buildah to build correctly.
+        image: cyberchef
+        containerfiles: ./Dockerfile
+        platforms: linux/amd64
+        oci: true
+        # Webpack seems to use a lot of open files, increase the max open file limit to accomodate.
+        extra-args: |
+          --ulimit nofile=10000
+
+    - name: UI Tests
+      if: success()
+      run: |
+        sudo apt-get install xvfb
+        xvfb-run --server-args="-screen 0 1200x800x24" npx grunt testui

.github/workflows/releases.yml

@@ -6,6 +6,12 @@ on:
     tags:
     - 'v*'
 
+env:
+  REGISTRY: ghcr.io
+  REGISTRY_USER: ${{ github.actor }}
+  REGISTRY_PASSWORD: ${{ github.token }}
+  IMAGE_NAME: ${{ github.repository }}
+
 jobs:
   main:
     runs-on: ubuntu-latest
@@ -19,7 +25,7 @@ jobs:
 
     - name: Install
       run: |
-        npm install
+        npm ci
         npm run setheapsize
 
     - name: Lint
@@ -31,15 +37,38 @@ jobs:
         npm run testnodeconsumer
 
     - name: Production Build
-      if: success()
       run: npx grunt prod
 
-    # - name: UI Tests
-    #   if: success()
-    #   run: xvfb-run --server-args="-screen 0 1200x800x24" npx grunt testui
+    - name: UI Tests
+      run: |
+        sudo apt-get install xvfb
+        xvfb-run --server-args="-screen 0 1200x800x24" npx grunt testui
+
+    - name: Image Metadata
+      id: image-metadata
+      uses: docker/metadata-action@v4
+      with:
+        images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+        tags: |
+          type=semver,pattern={{major}}
+          type=semver,pattern={{major}}.{{minor}}
+          type=semver,pattern={{version}}
+
+    - name: Production Image Build
+      id: build-image
+      uses: redhat-actions/buildah-build@v2
+      with:
+        tags: ${{ steps.image-metadata.outputs.tags }}
+        labels: ${{ steps.image-metadata.outputs.labels }}
+        containerfiles: ./Dockerfile
+        platforms: linux/amd64
+        oci: true
+        # Webpack seems to use a lot of open files, increase the max open file limit to accomodate.
+        extra-args: |
+          --ulimit nofile=10000
+
 
     - name: Upload Release Assets
-      if: success()
       id: upload-release-assets
       uses: svenstaro/upload-release-action@v2
       with:
@@ -51,7 +80,14 @@ jobs:
         body: "See the [CHANGELOG](https://github.com/gchq/CyberChef/blob/master/CHANGELOG.md) and [commit messages](https://github.com/gchq/CyberChef/commits/master) for details."
 
     - name: Publish to NPM
-      if: success()
       uses: JS-DevTools/npm-publish@v1
       with:
         token: ${{ secrets.NPM_TOKEN }}
+
+    - name: Publish to GHCR
+      uses: redhat-actions/push-to-registry@v2
+      with:
+        tags: ${{ steps.build-image.outputs.tags }}
+        registry: ${{ env.REGISTRY }}
+        username: ${{ env.REGISTRY_USER }}
+        password: ${{ env.REGISTRY_PASSWORD }}

.gitignore

@@ -3,6 +3,7 @@ npm-debug.log
 travis.log
 build
 .vscode
+.idea
 .*.swp
 src/core/config/modules/*
 src/core/config/OperationConfig.json

CHANGELOG.md

@@ -13,6 +13,115 @@ All major and minor version changes will be documented in this file. Details of
 
 ## Details
 
+### [10.18.0] - 2024-04-24
+- Added 'XXTEA Encrypt' and 'XXTEA Decrypt' operations [@n1474335] | [0a353ee]
+
+### [10.17.0] - 2024-04-13
+- Fix unit test 'expectOutput' implementation [@zb3] | [#1783]
+- Add accessibility labels for icons [@e218736] | [#1743]
+- Add focus styling for keyboard navigation [@e218736] | [#1739]
+- Add support for operation option hiding [@TheZ3ro] | [#541]
+- Improve efficiency of RAKE implementation [@sw5678] | [#1751]
+- Require (a, 26) to be coprime in 'Affine Encode' [@EvieHarv] | [#1788]
+- Added 'JWK to PEM' operation [@cplussharp] | [#1277]
+- Added 'PEM to JWK' operation [@cplussharp] | [#1277]
+- Added 'Public Key from Certificate' operation [@cplussharp] | [#1642]
+- Added 'Public Key from Private Key' operation [@cplussharp] | [#1642]
+
+### [10.16.0] - 2024-04-12
+- Added 'JA4Server Fingerprint' operation [@n1474335] | [#1789]
+
+### [10.15.0] - 2024-04-02
+- Fix Ciphersaber2 key concatenation [@zb3] | [#1765]
+- Fix DeriveEVPKey's array parsing [@zb3] | [#1767]
+- Fix JWT operations [@a3957273] | [#1769]
+- Added 'Parse Certificate Signing Request' operation [@jkataja] | [#1504]
+- Added 'Extract Hash Values' operation [@MShwed] | [#512]
+- Added 'DateTime Delta' operation [@tomgond] | [#1732]
+
+### [10.14.0] - 2024-03-31
+- Added 'To Float' and 'From Float' operations [@tcode2k16] | [#1762]
+- Fix ChaCha raw export option [@joostrijneveld] | [#1606]
+- Update x86 disassembler vendor library [@evanreichard] | [#1197]
+- Allow variable Blowfish key sizes [@cbeuw] | [#933]
+- Added 'XXTEA' operation [@devcydo] | [#1361]
+
+### [10.13.0] - 2024-03-30
+- Added 'FangURL' operation [@breakersall] [@arnydo] | [#1591] [#654]
+
+### [10.12.0] - 2024-03-29
+- Added 'Salsa20' and 'XSalsa20' operation [@joostrijneveld] | [#1750]
+
+### [10.11.0] - 2024-03-29
+- Add HEIC/HEIF file signatures [@simonw] | [#1757]
+- Update xmldom to fix medium security vulnerability [@chriswhite199] | [#1752]
+- Update JSONWebToken to fix medium security vulnerability [@chriswhite199] | [#1753]
+
+### [10.10.0] - 2024-03-27
+- Added 'JA4 Fingerprint' operation [@n1474335] | [#1759]
+
+### [10.9.0] - 2024-03-26
+- Line ending sequences and UTF-8 character encoding are now detected automatically [@n1474335] | [65ffd8d]
+
+### [10.8.0] - 2024-02-13
+- Add official Docker images [@AshCorr] | [#1699]
+
+### [10.7.0] - 2024-02-09
+- Added 'File Tree' operation [@sw5678] | [#1667]
+- Added 'RISON' operation [@sg5506844] | [#1555]
+- Added 'MurmurHash3' operation [@AliceGrey] | [#1694]
+
+### [10.6.0] -  2024-02-03
+- Updated 'Forensics Wiki' URLs to new domain [@a3957273] | [#1703]
+- Added 'LZNT1 Decompress' operation [@0xThiebaut] | [#1675]
+- Updated 'Regex Expression' UUID matcher [@cnotin] | [#1678]
+- Removed duplicate 'hover' message within baking info [@KevinSJ] | [#1541]
+
+### [10.5.0] - 2023-07-14
+- Added GOST Encrypt, Decrypt, Sign, Verify, Key Wrap, and Key Unwrap operations [@n1474335] | [#592]
+
+### [10.4.0] - 2023-03-24
+- Added 'Generate De Bruijn Sequence' operation [@gchq77703] | [#493]
+
+### [10.3.0] - 2023-03-24
+- Added 'Argon2' and 'Argon2 compare' operations [@Xenonym] | [#661]
+
+### [10.2.0] - 2023-03-23
+- Added 'Derive HKDF key' operation [@mikecat] | [#1528]
+
+### [10.1.0] - 2023-03-23
+- Added 'Levenshtein Distance' operation [@mikecat] | [#1498]
+- Added 'Swap case' operation [@mikecat] | [#1499]
+
+## [10.0.0] - 2023-03-22
+- [Full details explained here](https://github.com/gchq/CyberChef/wiki/Character-encoding,-EOL-separators,-and-editor-features)
+- Status bars added to the Input and Output [@n1474335] | [#1405]
+- Character encoding selection added to the Input and Output [@n1474335] | [#1405]
+- End of line separator selection added to the Input and Output [@n1474335] | [#1405]
+- Non-printable characters are rendered as control character pictures [@n1474335] | [#1405]
+- Loaded files can now be edited in the Input [@n1474335] | [#1405]
+- Various editor features added such as multiple selections and bracket matching [@n1474335] | [#1405]
+- Contextual help added, activated by pressing F1 while hovering over features [@n1474335] | [#1405]
+- Many, many UI tests added for I/O features and operations [@n1474335] | [#1405]
+
+<details>
+    <summary>Click to expand v9 minor versions</summary>
+
+### [9.55.0] - 2022-12-09
+- Added 'AMF Encode' and 'AMF Decode' operations [@n1474335] | [760eff4]
+
+### [9.54.0] - 2022-11-25
+- Added 'Rabbit' operation [@mikecat] | [#1450]
+
+### [9.53.0] - 2022-11-25
+- Added 'AES Key Wrap' and 'AES Key Unwrap' operations [@mikecat] | [#1456]
+
+### [9.52.0] - 2022-11-25
+- Added 'ChaCha' operation [@joostrijneveld] | [#1466]
+
+### [9.51.0] - 2022-11-25
+- Added 'CMAC' operation [@mikecat] | [#1457]
+
 ### [9.50.0] - 2022-11-25
 - Added 'Shuffle' operation [@mikecat] | [#1472]
 
@@ -166,6 +275,8 @@ All major and minor version changes will be documented in this file. Details of
 - 'Parse SSH Host Key' operation added [@j433866] | [#595]
 - 'Defang IP Addresses' operation added [@h345983745] | [#556]
 
+</details>
+
 ## [9.0.0] - 2019-07-09
 - [Multiple inputs](https://github.com/gchq/CyberChef/wiki/Multiple-Inputs) are now supported in the main web UI, allowing you to upload and process multiple files at once [@j433866] | [#566]
 - A [Node.js API](https://github.com/gchq/CyberChef/wiki/Node-API) has been implemented, meaning that CyberChef can now be used as a library, either to provide specific operations, or an entire baking environment [@d98762625] | [#291]
@@ -325,8 +436,30 @@ All major and minor version changes will be documented in this file. Details of
 ## [4.0.0] - 2016-11-28
 -  Initial open source commit [@n1474335] | [b1d73a72](https://github.com/gchq/CyberChef/commit/b1d73a725dc7ab9fb7eb789296efd2b7e4b08306)
 
-
-
+[10.18.0]: https://github.com/gchq/CyberChef/releases/tag/v10.18.0
+[10.17.0]: https://github.com/gchq/CyberChef/releases/tag/v10.17.0
+[10.16.0]: https://github.com/gchq/CyberChef/releases/tag/v10.16.0
+[10.15.0]: https://github.com/gchq/CyberChef/releases/tag/v10.15.0
+[10.14.0]: https://github.com/gchq/CyberChef/releases/tag/v10.14.0
+[10.13.0]: https://github.com/gchq/CyberChef/releases/tag/v10.13.0
+[10.12.0]: https://github.com/gchq/CyberChef/releases/tag/v10.12.0
+[10.11.0]: https://github.com/gchq/CyberChef/releases/tag/v10.11.0
+[10.10.0]: https://github.com/gchq/CyberChef/releases/tag/v10.10.0
+[10.9.0]: https://github.com/gchq/CyberChef/releases/tag/v10.9.0
+[10.8.0]: https://github.com/gchq/CyberChef/releases/tag/v10.7.0
+[10.7.0]: https://github.com/gchq/CyberChef/releases/tag/v10.7.0
+[10.6.0]: https://github.com/gchq/CyberChef/releases/tag/v10.6.0
+[10.5.0]: https://github.com/gchq/CyberChef/releases/tag/v10.5.0
+[10.4.0]: https://github.com/gchq/CyberChef/releases/tag/v10.4.0
+[10.3.0]: https://github.com/gchq/CyberChef/releases/tag/v10.3.0
+[10.2.0]: https://github.com/gchq/CyberChef/releases/tag/v10.2.0
+[10.1.0]: https://github.com/gchq/CyberChef/releases/tag/v10.1.0
+[10.0.0]: https://github.com/gchq/CyberChef/releases/tag/v10.0.0
+[9.55.0]: https://github.com/gchq/CyberChef/releases/tag/v9.55.0
+[9.54.0]: https://github.com/gchq/CyberChef/releases/tag/v9.54.0
+[9.53.0]: https://github.com/gchq/CyberChef/releases/tag/v9.53.0
+[9.52.0]: https://github.com/gchq/CyberChef/releases/tag/v9.52.0
+[9.51.0]: https://github.com/gchq/CyberChef/releases/tag/v9.51.0
 [9.50.0]: https://github.com/gchq/CyberChef/releases/tag/v9.50.0
 [9.49.0]: https://github.com/gchq/CyberChef/releases/tag/v9.49.0
 [9.48.0]: https://github.com/gchq/CyberChef/releases/tag/v9.48.0
@@ -467,6 +600,30 @@ All major and minor version changes will be documented in this file. Details of
 [@thomasleplus]: https://github.com/thomasleplus
 [@valdelaseras]: https://github.com/valdelaseras
 [@brun0ne]: https://github.com/brun0ne
+[@joostrijneveld]: https://github.com/joostrijneveld
+[@Xenonym]: https://github.com/Xenonym
+[@gchq77703]: https://github.com/gchq77703
+[@a3957273]: https://github.com/a3957273
+[@0xThiebaut]: https://github.com/0xThiebaut
+[@cnotin]: https://github.com/cnotin
+[@KevinSJ]: https://github.com/KevinSJ
+[@sw5678]: https://github.com/sw5678
+[@sg5506844]: https://github.com/sg5506844
+[@AliceGrey]: https://github.com/AliceGrey
+[@AshCorr]: https://github.com/AshCorr
+[@simonw]: https://github.com/simonw
+[@chriswhite199]: https://github.com/chriswhite199
+[@breakersall]: https://github.com/breakersall
+[@evanreichard]: https://github.com/evanreichard
+[@devcydo]: https://github.com/devcydo
+[@zb3]: https://github.com/zb3
+[@jkataja]: https://github.com/jkataja
+[@tomgond]: https://github.com/tomgond
+[@e218736]: https://github.com/e218736
+[@TheZ3ro]: https://github.com/TheZ3ro
+[@EvieHarv]: https://github.com/EvieHarv
+[@cplussharp]: https://github.com/cplussharp
+
 
 [8ad18b]: https://github.com/gchq/CyberChef/commit/8ad18bc7db6d9ff184ba3518686293a7685bf7b7
 [9a33498]: https://github.com/gchq/CyberChef/commit/9a33498fed26a8df9c9f35f39a78a174bf50a513
@@ -475,6 +632,9 @@ All major and minor version changes will be documented in this file. Details of
 [dd18e52]: https://github.com/gchq/CyberChef/commit/dd18e529939078b89867297b181a584e8b2cc7da
 [a895d1d]: https://github.com/gchq/CyberChef/commit/a895d1d82a2f92d440a0c5eca2bc7c898107b737
 [31a7f83]: https://github.com/gchq/CyberChef/commit/31a7f83b82e78927f89689f323fcb9185144d6ff
+[760eff4]: https://github.com/gchq/CyberChef/commit/760eff49b5307aaa3104c5e5b437ffe62299acd1
+[65ffd8d]: https://github.com/gchq/CyberChef/commit/65ffd8d65d88eb369f6f61a5d1d0f807179bffb7
+[0a353ee]: https://github.com/gchq/CyberChef/commit/0a353eeb378b9ca5d49e23c7dfc175ae07107b08
 
 [#95]: https://github.com/gchq/CyberChef/pull/299
 [#173]: https://github.com/gchq/CyberChef/pull/173
@@ -570,7 +730,45 @@ All major and minor version changes will be documented in this file. Details of
 [#1266]: https://github.com/gchq/CyberChef/pull/1266
 [#1250]: https://github.com/gchq/CyberChef/pull/1250
 [#1308]: https://github.com/gchq/CyberChef/pull/1308
+[#1405]: https://github.com/gchq/CyberChef/pull/1405
 [#1421]: https://github.com/gchq/CyberChef/pull/1421
 [#1427]: https://github.com/gchq/CyberChef/pull/1427
 [#1472]: https://github.com/gchq/CyberChef/pull/1472
+[#1457]: https://github.com/gchq/CyberChef/pull/1457
+[#1466]: https://github.com/gchq/CyberChef/pull/1466
+[#1456]: https://github.com/gchq/CyberChef/pull/1456
+[#1450]: https://github.com/gchq/CyberChef/pull/1450
+[#1498]: https://github.com/gchq/CyberChef/pull/1498
+[#1499]: https://github.com/gchq/CyberChef/pull/1499
+[#1528]: https://github.com/gchq/CyberChef/pull/1528
+[#661]: https://github.com/gchq/CyberChef/pull/661
+[#493]: https://github.com/gchq/CyberChef/pull/493
+[#592]: https://github.com/gchq/CyberChef/issues/592
+[#1703]: https://github.com/gchq/CyberChef/issues/1703
+[#1675]: https://github.com/gchq/CyberChef/issues/1675
+[#1678]: https://github.com/gchq/CyberChef/issues/1678
+[#1541]: https://github.com/gchq/CyberChef/issues/1541
+[#1667]: https://github.com/gchq/CyberChef/issues/1667
+[#1555]: https://github.com/gchq/CyberChef/issues/1555
+[#1694]: https://github.com/gchq/CyberChef/issues/1694
+[#1699]: https://github.com/gchq/CyberChef/issues/1699
+[#1757]: https://github.com/gchq/CyberChef/issues/1757
+[#1752]: https://github.com/gchq/CyberChef/issues/1752
+[#1753]: https://github.com/gchq/CyberChef/issues/1753
+[#1750]: https://github.com/gchq/CyberChef/issues/1750
+[#1591]: https://github.com/gchq/CyberChef/issues/1591
+[#654]: https://github.com/gchq/CyberChef/issues/654
+[#1762]: https://github.com/gchq/CyberChef/issues/1762
+[#1606]: https://github.com/gchq/CyberChef/issues/1606
+[#1197]: https://github.com/gchq/CyberChef/issues/1197
+[#933]: https://github.com/gchq/CyberChef/issues/933
+[#1361]: https://github.com/gchq/CyberChef/issues/1361
+[#1765]: https://github.com/gchq/CyberChef/issues/1765
+[#1767]: https://github.com/gchq/CyberChef/issues/1767
+[#1769]: https://github.com/gchq/CyberChef/issues/1769
+[#1759]: https://github.com/gchq/CyberChef/issues/1759
+[#1504]: https://github.com/gchq/CyberChef/issues/1504
+[#512]: https://github.com/gchq/CyberChef/issues/512
+[#1732]: https://github.com/gchq/CyberChef/issues/1732
+[#1789]: https://github.com/gchq/CyberChef/issues/1789
 

Dockerfile

@@ -0,0 +1,9 @@
+FROM node:18-alpine AS build
+
+COPY . .
+RUN npm ci
+RUN npm run build
+
+FROM nginx:1.25-alpine3.18 AS cyberchef
+
+COPY --from=build ./build/prod /usr/share/nginx/html/

Gruntfile.js

@@ -29,7 +29,7 @@ module.exports = function (grunt) {
         "Creates a production-ready build. Use the --msg flag to add a compile message.",
         [
             "eslint", "clean:prod", "clean:config", "exec:generateConfig", "findModules", "webpack:web",
-            "copy:standalone", "zip:standalone", "clean:standalone", "chmod"
+            "copy:standalone", "zip:standalone", "clean:standalone", "exec:calcDownloadHash", "chmod"
         ]);
 
     grunt.registerTask("node",
@@ -86,10 +86,12 @@ module.exports = function (grunt) {
 
 
     // Project configuration
-    const compileTime = grunt.template.today("UTC:dd/mm/yyyy HH:MM:ss") + " UTC",
+    const compileYear = grunt.template.today("UTC:yyyy"),
+        compileTime = grunt.template.today("UTC:dd/mm/yyyy HH:MM:ss") + " UTC",
         pkg = grunt.file.readJSON("package.json"),
         webpackConfig = require("./webpack.config.js"),
         BUILD_CONSTANTS = {
+            COMPILE_YEAR: JSON.stringify(compileYear),
             COMPILE_TIME: JSON.stringify(compileTime),
             COMPILE_MSG: JSON.stringify(grunt.option("compile-msg") || grunt.option("msg") || ""),
             PKG_VERSION: JSON.stringify(pkg.version),
@@ -125,6 +127,7 @@ module.exports = function (grunt) {
                         filename: "index.html",
                         template: "./src/web/html/index.html",
                         chunks: ["main"],
+                        compileYear: compileYear,
                         compileTime: compileTime,
                         version: pkg.version,
                         minify: {
@@ -197,6 +200,7 @@ module.exports = function (grunt) {
         },
         webpack: {
             options: webpackConfig,
+            myConfig: webpackConfig,
             web: webpackProdConf(),
         },
         "webpack-dev-server": {
@@ -226,6 +230,7 @@ module.exports = function (grunt) {
                         filename: "index.html",
                         template: "./src/web/html/index.html",
                         chunks: ["main"],
+                        compileYear: compileYear,
                         compileTime: compileTime,
                         version: pkg.version,
                     })
@@ -323,6 +328,22 @@ module.exports = function (grunt) {
             }
         },
         exec: {
+            calcDownloadHash: {
+                command: function () {
+                    switch (process.platform) {
+                        case "darwin":
+                            return chainCommands([
+                                `shasum -a 256 build/prod/CyberChef_v${pkg.version}.zip | awk '{print $1;}' > build/prod/sha256digest.txt`,
+                                `sed -i '' -e "s/DOWNLOAD_HASH_PLACEHOLDER/$(cat build/prod/sha256digest.txt)/" build/prod/index.html`
+                            ]);
+                        default:
+                            return chainCommands([
+                                `sha256sum build/prod/CyberChef_v${pkg.version}.zip | awk '{print $1;}' > build/prod/sha256digest.txt`,
+                                `sed -i -e "s/DOWNLOAD_HASH_PLACEHOLDER/$(cat build/prod/sha256digest.txt)/" build/prod/index.html`
+                            ]);
+                    }
+                },
+            },
             repoSize: {
                 command: chainCommands([
                     "git ls-files | wc -l | xargs printf '\n%b\ttracked files\n'",
@@ -390,13 +411,25 @@ module.exports = function (grunt) {
                 stdout: false,
             },
             fixCryptoApiImports: {
-                command: [
-                    `[[ "$OSTYPE" == "darwin"* ]]`,
-                    "&&",
-                    `find ./node_modules/crypto-api/src/ \\( -type d -name .git -prune \\) -o -type f -print0 | xargs -0 sed -i '' -e '/\\.mjs/!s/\\(from "\\.[^"]*\\)";/\\1.mjs";/g'`,
-                    "||",
-                    `find ./node_modules/crypto-api/src/ \\( -type d -name .git -prune \\) -o -type f -print0 | xargs -0 sed -i -e '/\\.mjs/!s/\\(from "\\.[^"]*\\)";/\\1.mjs";/g'`
-                ].join(" "),
+                command: function () {
+                    switch (process.platform) {
+                        case "darwin":
+                            return `find ./node_modules/crypto-api/src/ \\( -type d -name .git -prune \\) -o -type f -print0 | xargs -0 sed -i '' -e '/\\.mjs/!s/\\(from "\\.[^"]*\\)";/\\1.mjs";/g'`;
+                        default:
+                            return `find ./node_modules/crypto-api/src/ \\( -type d -name .git -prune \\) -o -type f -print0 | xargs -0 sed -i -e '/\\.mjs/!s/\\(from "\\.[^"]*\\)";/\\1.mjs";/g'`;
+                    }
+                },
+                stdout: false
+            },
+            fixSnackbarMarkup: {
+                command: function () {
+                    switch (process.platform) {
+                        case "darwin":
+                            return `sed -i '' 's/<div id=snackbar-container\\/>/<div id=snackbar-container>/g' ./node_modules/snackbarjs/src/snackbar.js`;
+                        default:
+                            return `sed -i 's/<div id=snackbar-container\\/>/<div id=snackbar-container>/g' ./node_modules/snackbarjs/src/snackbar.js`;
+                    }
+                },
                 stdout: false
             }
         },

README.md

@@ -1,7 +1,6 @@
 # CyberChef
 
 [![](https://github.com/gchq/CyberChef/workflows/Master%20Build,%20Test%20&%20Deploy/badge.svg)](https://github.com/gchq/CyberChef/actions?query=workflow%3A%22Master+Build%2C+Test+%26+Deploy%22)
-[![Language grade: JavaScript](https://img.shields.io/lgtm/grade/javascript/g/gchq/CyberChef.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/gchq/CyberChef/context:javascript)
 [![npm](https://img.shields.io/npm/v/cyberchef.svg)](https://www.npmjs.com/package/cyberchef)
 [![](https://img.shields.io/badge/license-Apache%202.0-blue.svg)](https://github.com/gchq/CyberChef/blob/master/LICENSE)
 [![Gitter](https://badges.gitter.im/gchq/CyberChef.svg)](https://gitter.im/gchq/CyberChef?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge)
@@ -21,6 +20,22 @@ Cryptographic operations in CyberChef should not be relied upon to provide secur
 
 [A live demo can be found here][1] - have fun!
 
+## Containers
+
+If you would like to try out CyberChef locally you can either build it yourself:
+
+```bash
+docker build --tag cyberchef --ulimit nofile=10000 .
+docker run -it -p 8080:80 cyberchef
+```
+
+Or you can use our image directly:
+
+```bash
+docker run -it -p 8080:80 ghcr.io/gchq/cyberchef:latest
+```
+
+This image is built and published through our [GitHub Workflows](.github/workflows/releases.yml)
 
 ## How it works
 
@@ -90,14 +105,14 @@ CyberChef is built to support
 
 ## Node.js support
 
-CyberChef is built to fully support Node.js `v16`. For more information, see the Node API page in the project [wiki pages](https://github.com/gchq/CyberChef/wiki)
+CyberChef is built to fully support Node.js `v16`. For more information, see the ["Node API" wiki page](https://github.com/gchq/CyberChef/wiki/Node-API)
 
 
 ## Contributing
 
 Contributing a new operation to CyberChef is super easy! The quickstart script will walk you through the process. If you can write basic JavaScript, you can write a CyberChef operation.
 
-An installation walkthrough, how-to guides for adding new operations and themes, descriptions of the repository structure, available data types and coding conventions can all be found in the project [wiki pages](https://github.com/gchq/CyberChef/wiki).
+An installation walkthrough, how-to guides for adding new operations and themes, descriptions of the repository structure, available data types and coding conventions can all be found in the ["Contributing" wiki page](https://github.com/gchq/CyberChef/wiki/Contributing).
 
  - Push your changes to your fork.
  - Submit a pull request. If you are doing this for the first time, you will be prompted to sign the [GCHQ Contributor Licence Agreement](https://cla-assistant.io/gchq/CyberChef) via the CLA assistant on the pull request. This will also ask whether you are happy for GCHQ to contact you about a token of thanks for your contribution, or about job opportunities at GCHQ.

nightwatch.json

@@ -1,5 +1,6 @@
 {
   "src_folders": ["tests/browser"],
+  "exclude": ["tests/browser/browserUtils.js"],
   "output_folder": "tests/browser/output",
 
   "test_settings": {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "cyberchef",
-  "version": "9.50.8",
+  "version": "10.18.7",
   "description": "The Cyber Swiss Army Knife for encryption, encoding, compression and data analysis.",
   "author": "n1474335 <n1474335@gmail.com>",
   "homepage": "https://gchq.github.io/CyberChef",
@@ -39,105 +39,117 @@
     "node >= 16"
   ],
   "devDependencies": {
-    "@babel/core": "^7.18.2",
-    "@babel/eslint-parser": "^7.18.2",
-    "@babel/plugin-syntax-import-assertions": "^7.17.12",
-    "@babel/plugin-transform-runtime": "^7.18.2",
-    "@babel/preset-env": "^7.18.2",
-    "@babel/runtime": "^7.18.3",
-    "autoprefixer": "^10.4.7",
-    "babel-loader": "^8.2.5",
+    "@babel/core": "^7.23.9",
+    "@babel/eslint-parser": "^7.23.10",
+    "@babel/plugin-syntax-import-assertions": "^7.23.3",
+    "@babel/plugin-transform-runtime": "^7.23.9",
+    "@babel/preset-env": "^7.23.9",
+    "@babel/runtime": "^7.23.9",
+    "@codemirror/commands": "^6.3.3",
+    "@codemirror/language": "^6.10.1",
+    "@codemirror/search": "^6.5.5",
+    "@codemirror/state": "^6.4.0",
+    "@codemirror/view": "^6.23.1",
+    "autoprefixer": "^10.4.17",
+    "babel-loader": "^9.1.3",
     "babel-plugin-dynamic-import-node": "^2.3.3",
     "babel-plugin-transform-builtin-extend": "1.1.2",
-    "chromedriver": "^103.0.0",
-    "cli-progress": "^3.11.1",
+    "base64-loader": "^1.0.0",
+    "chromedriver": "^123.0.4",
+    "cli-progress": "^3.12.0",
     "colors": "^1.4.0",
-    "copy-webpack-plugin": "^11.0.0",
-    "core-js": "^3.22.8",
-    "css-loader": "6.7.1",
-    "eslint": "^8.16.0",
-    "grunt": "^1.5.3",
+    "copy-webpack-plugin": "^12.0.2",
+    "core-js": "^3.35.1",
+    "css-loader": "6.10.0",
+    "eslint": "^8.56.0",
+    "grunt": "^1.6.1",
     "grunt-chmod": "~1.1.1",
     "grunt-concurrent": "^3.0.0",
     "grunt-contrib-clean": "~2.0.1",
-    "grunt-contrib-connect": "^3.0.0",
+    "grunt-contrib-connect": "^4.0.0",
     "grunt-contrib-copy": "~1.0.0",
     "grunt-contrib-watch": "^1.1.0",
-    "grunt-eslint": "^24.0.0",
+    "grunt-eslint": "^24.3.0",
     "grunt-exec": "~3.0.0",
-    "grunt-webpack": "^5.0.0",
-    "grunt-zip": "^0.18.2",
-    "html-webpack-plugin": "^5.5.0",
-    "imports-loader": "^4.0.0",
-    "mini-css-extract-plugin": "2.6.0",
+    "grunt-webpack": "^6.0.0",
+    "grunt-zip": "^1.0.0",
+    "html-webpack-plugin": "^5.6.0",
+    "imports-loader": "^5.0.0",
+    "mini-css-extract-plugin": "2.8.0",
     "modify-source-webpack-plugin": "^3.0.0",
-    "nightwatch": "^2.1.7",
-    "postcss": "^8.4.14",
-    "postcss-css-variables": "^0.18.0",
-    "postcss-import": "^14.1.0",
-    "postcss-loader": "^7.0.0",
+    "nightwatch": "^3.4.0",
+    "postcss": "^8.4.33",
+    "postcss-css-variables": "^0.19.0",
+    "postcss-import": "^16.0.0",
+    "postcss-loader": "^8.1.0",
     "prompt": "^1.3.0",
     "sitemap": "^7.1.1",
-    "terser": "^5.14.0",
-    "webpack": "^5.73.0",
-    "webpack-bundle-analyzer": "^4.5.0",
-    "webpack-dev-server": "4.9.1",
+    "terser": "^5.27.0",
+    "webpack": "^5.90.1",
+    "webpack-bundle-analyzer": "^4.10.1",
+    "webpack-dev-server": "4.15.1",
     "webpack-node-externals": "^3.0.0",
     "worker-loader": "^3.0.8"
   },
   "dependencies": {
+    "@astronautlabs/amf": "^0.0.6",
     "@babel/polyfill": "^7.12.1",
     "@blu3r4y/lzma": "^2.3.3",
+    "@wavesenterprise/crypto-gost-js": "^2.1.0-RC1",
+    "@xmldom/xmldom": "^0.8.0",
+    "argon2-browser": "^1.18.0",
     "arrive": "^2.4.1",
-    "avsc": "^5.7.4",
+    "avsc": "^5.7.7",
     "bcryptjs": "^2.4.3",
-    "bignumber.js": "^9.0.2",
+    "bignumber.js": "^9.1.2",
     "blakejs": "^1.2.1",
-    "bootstrap": "4.6.1",
+    "bootstrap": "4.6.2",
     "bootstrap-colorpicker": "^3.4.0",
     "bootstrap-material-design": "^4.1.3",
     "browserify-zlib": "^0.2.0",
-    "bson": "^4.6.4",
+    "bson": "^4.7.2",
     "buffer": "^6.0.3",
-    "cbor": "8.1.0",
+    "cbor": "9.0.2",
     "chi-squared": "^1.1.0",
     "codepage": "^1.15.0",
     "crypto-api": "^0.8.5",
     "crypto-browserify": "^3.12.0",
-    "crypto-js": "^4.1.1",
+    "crypto-js": "^4.2.0",
     "ctph.js": "0.0.5",
-    "d3": "7.4.4",
+    "d3": "7.8.5",
     "d3-hexbin": "^0.2.2",
     "diff": "^5.1.0",
     "es6-promisify": "^7.0.0",
-    "escodegen": "^2.0.0",
+    "escodegen": "^2.1.0",
     "esprima": "^4.0.1",
     "exif-parser": "^0.1.12",
+    "fernet": "^0.3.2",
     "file-saver": "^2.0.5",
-    "flat": "^5.0.2",
+    "flat": "^6.0.1",
     "geodesy": "1.1.3",
-    "highlight.js": "^11.5.1",
-    "jimp": "^0.16.1",
-    "jquery": "3.6.0",
+    "highlight.js": "^11.9.0",
+    "ieee754": "^1.1.13",
+    "jimp": "^0.16.13",
+    "jquery": "3.7.1",
     "js-crc": "^0.2.0",
-    "js-sha3": "^0.8.0",
+    "js-sha3": "^0.9.3",
     "jsesc": "^3.0.2",
-    "json5": "^2.2.1",
-    "jsonpath-plus": "^7.2.0",
-    "jsonwebtoken": "^8.5.1",
+    "json5": "^2.2.3",
+    "jsonpath-plus": "^8.0.0",
+    "jsonwebtoken": "8.5.1",
     "jsqr": "^1.4.0",
-    "jsrsasign": "^10.5.23",
+    "jsrsasign": "^11.1.0",
     "kbpgp": "2.1.15",
     "libbzip2-wasm": "0.0.4",
     "libyara-wasm": "^1.2.1",
     "lodash": "^4.17.21",
-    "loglevel": "^1.8.0",
+    "loglevel": "^1.9.1",
     "loglevel-message-prefix": "^3.0.0",
-    "lz-string": "^1.4.4",
+    "lz-string": "^1.5.0",
     "lz4js": "^0.2.0",
-    "markdown-it": "^13.0.1",
-    "moment": "^2.29.3",
-    "moment-timezone": "^0.5.34",
+    "markdown-it": "^14.0.0",
+    "moment": "^2.30.1",
+    "moment-timezone": "^0.5.44",
     "ngeohash": "^0.6.3",
     "node-forge": "^1.3.1",
     "node-md6": "^0.1.0",
@@ -149,35 +161,36 @@
     "path": "^0.12.7",
     "popper.js": "^1.16.1",
     "process": "^0.11.10",
-    "protobufjs": "^6.11.3",
+    "protobufjs": "^7.2.6",
     "qr-image": "^3.2.0",
+    "reflect-metadata": "^0.2.1",
+    "rison": "^0.1.1",
     "scryptsy": "^2.1.0",
     "snackbarjs": "^1.1.0",
-    "sortablejs": "^1.15.0",
+    "sortablejs": "^1.15.2",
     "split.js": "^1.6.5",
     "ssdeep.js": "0.0.3",
     "stream-browserify": "^3.0.0",
-    "tesseract.js": "3.0.2",
-    "ua-parser-js": "^1.0.2",
+    "tesseract.js": "5.0.4",
+    "ua-parser-js": "^1.0.37",
     "unorm": "^1.6.0",
     "utf8": "^3.0.0",
     "vkbeautify": "^0.99.3",
-    "xmldom": "^0.6.0",
-    "xpath": "0.0.32",
-    "xregexp": "^5.1.0",
+    "xpath": "0.0.34",
+    "xregexp": "^5.1.1",
     "zlibjs": "^0.3.1"
   },
   "scripts": {
     "start": "npx grunt dev",
     "build": "npx grunt prod",
     "node": "npx grunt node",
-    "repl": "node --experimental-modules --experimental-json-modules --experimental-specifier-resolution=node --no-warnings src/node/repl.mjs",
-    "test": "npx grunt configTests && node --experimental-modules --experimental-json-modules --no-warnings --no-deprecation --openssl-legacy-provider tests/node/index.mjs && node --experimental-modules --experimental-json-modules --no-warnings --no-deprecation --openssl-legacy-provider tests/operations/index.mjs",
+    "repl": "node --experimental-modules --experimental-json-modules --experimental-specifier-resolution=node --no-experimental-fetch --no-warnings src/node/repl.mjs",
+    "test": "npx grunt configTests && node --experimental-modules --experimental-json-modules --no-warnings --no-deprecation --openssl-legacy-provider --no-experimental-fetch tests/node/index.mjs && node --experimental-modules --experimental-json-modules --no-warnings --no-deprecation --openssl-legacy-provider --no-experimental-fetch --trace-uncaught tests/operations/index.mjs",
     "testnodeconsumer": "npx grunt testnodeconsumer",
     "testui": "npx grunt testui",
     "testuidev": "npx nightwatch --env=dev",
     "lint": "npx grunt lint",
-    "postinstall": "npx grunt exec:fixCryptoApiImports",
+    "postinstall": "npx grunt exec:fixCryptoApiImports && npx grunt exec:fixSnackbarMarkup",
     "newop": "node --experimental-modules --experimental-json-modules src/core/config/scripts/newOperation.mjs",
     "minor": "node --experimental-modules --experimental-json-modules src/core/config/scripts/newMinorVersion.mjs",
     "getheapsize": "node -e 'console.log(`node heap limit = ${require(\"v8\").getHeapStatistics().heap_size_limit / (1024 * 1024)} Mb`)'",

src/core/Chef.mjs

@@ -27,8 +27,8 @@ class Chef {
      *
      * @param {string|ArrayBuffer} input - The input data as a string or ArrayBuffer
      * @param {Object[]} recipeConfig - The recipe configuration object
-     * @param {Object} options - The options object storing various user choices
-     * @param {boolean} options.attempHighlight - Whether or not to attempt highlighting
+     * @param {Object} [options={}] - The options object storing various user choices
+     * @param {string} [options.returnType] - What type to return the result as
      *
      * @returns {Object} response
      * @returns {string} response.result - The output of the recipe
@@ -37,12 +37,11 @@ class Chef {
      * @returns {number} response.duration - The number of ms it took to execute the recipe
      * @returns {number} response.error - The error object thrown by a failed operation (false if no error)
     */
-    async bake(input, recipeConfig, options) {
+    async bake(input, recipeConfig, options={}) {
         log.debug("Chef baking");
         const startTime = Date.now(),
             recipe      = new Recipe(recipeConfig),
-            containsFc  = recipe.containsFlowControl(),
-            notUTF8     = options && "treatAsUtf8" in options && !options.treatAsUtf8;
+            containsFc  = recipe.containsFlowControl();
         let error = false,
             progress = 0;
 
@@ -68,20 +67,13 @@ class Chef {
         // Present the raw result
         await recipe.present(this.dish);
 
-        // Depending on the size of the output, we may send it back as a string or an ArrayBuffer.
-        // This can prevent unnecessary casting as an ArrayBuffer can be easily downloaded as a file.
-        // The threshold is specified in KiB.
-        const threshold = (options.ioDisplayThreshold || 1024) * 1024;
         const returnType =
-            this.dish.type === Dish.HTML ?
-                Dish.HTML :
-                this.dish.size > threshold ?
-                    Dish.ARRAY_BUFFER :
-                    Dish.STRING;
+            this.dish.type === Dish.HTML ? Dish.HTML :
+                options?.returnType ? options.returnType : Dish.ARRAY_BUFFER;
 
         return {
             dish: rawDish,
-            result: await this.dish.get(returnType, notUTF8),
+            result: await this.dish.get(returnType),
             type: Dish.enumLookup(this.dish.type),
             progress: progress,
             duration: Date.now() - startTime,

src/core/ChefWorker.js

@@ -9,16 +9,8 @@
 import Chef from "./Chef.mjs";
 import OperationConfig from "./config/OperationConfig.json" assert {type: "json"};
 import OpModules from "./config/modules/OpModules.mjs";
-
-// Add ">" to the start of all log messages in the Chef Worker
 import loglevelMessagePrefix from "loglevel-message-prefix";
 
-loglevelMessagePrefix(log, {
-    prefixes: [],
-    staticPrefixes: [">"],
-    prefixFormat: "%p"
-});
-
 
 // Set up Chef instance
 self.chef = new Chef();
@@ -56,7 +48,7 @@ self.postMessage({
 self.addEventListener("message", function(e) {
     // Handle message
     const r = e.data;
-    log.debug("ChefWorker receiving command '" + r.action + "'");
+    log.debug(`Receiving command '${r.action}'`);
 
     switch (r.action) {
         case "bake":
@@ -86,6 +78,12 @@ self.addEventListener("message", function(e) {
         case "setLogLevel":
             log.setLevel(r.data, false);
             break;
+        case "setLogPrefix":
+            loglevelMessagePrefix(log, {
+                prefixes: [],
+                staticPrefixes: [r.data]
+            });
+            break;
         default:
             break;
     }
@@ -101,14 +99,17 @@ async function bake(data) {
     // Ensure the relevant modules are loaded
     self.loadRequiredModules(data.recipeConfig);
     try {
-        self.inputNum = (data.inputNum !== undefined) ? data.inputNum : -1;
+        self.inputNum = data.inputNum === undefined ? -1 : data.inputNum;
         const response = await self.chef.bake(
             data.input,          // The user's input
             data.recipeConfig,   // The configuration of the recipe
             data.options         // Options set by the user
         );
 
-        const transferable = (data.input instanceof ArrayBuffer) ? [data.input] : undefined;
+        const transferable = (response.dish.value instanceof ArrayBuffer) ?
+            [response.dish.value] :
+            undefined;
+
         self.postMessage({
             action: "bakeComplete",
             data: Object.assign(response, {
@@ -186,7 +187,7 @@ async function getDishTitle(data) {
  *
  * @param {Object[]} recipeConfig
  * @param {string} direction
- * @param {Object} pos - The position object for the highlight.
+ * @param {Object[]} pos - The position object for the highlight.
  * @param {number} pos.start - The start offset.
  * @param {number} pos.end - The end offset.
  */

src/core/Dish.mjs

@@ -128,10 +128,9 @@ class Dish {
      * If running in a browser, get is asynchronous.
      *
      * @param {number} type - The data type of value, see Dish enums.
-     * @param {boolean} [notUTF8=false] - Do not treat strings as UTF8.
      * @returns {* | Promise} - (Browser) A promise | (Node) value of dish in given type
      */
-    get(type, notUTF8=false) {
+    get(type) {
         if (typeof type === "string") {
             type = Dish.typeEnum(type);
         }
@@ -140,13 +139,13 @@ class Dish {
 
             // Node environment => _translate is sync
             if (isNodeEnvironment()) {
-                this._translate(type, notUTF8);
+                this._translate(type);
                 return this.value;
 
             // Browser environment => _translate is async
             } else {
                 return new Promise((resolve, reject) => {
-                    this._translate(type, notUTF8)
+                    this._translate(type)
                         .then(() => {
                             resolve(this.value);
                         })
@@ -190,12 +189,11 @@ class Dish {
      * @Node
      *
      * @param {number} type - The data type of value, see Dish enums.
-     * @param {boolean} [notUTF8=false] - Do not treat strings as UTF8.
      * @returns {Dish | Promise} - (Browser) A promise | (Node) value of dish in given type
      */
-    presentAs(type, notUTF8=false) {
+    presentAs(type) {
         const clone = this.clone();
-        return clone.get(type, notUTF8);
+        return clone.get(type);
     }
 
 
@@ -414,17 +412,16 @@ class Dish {
      * If running in the browser, _translate is asynchronous.
      *
      * @param {number} toType - The data type of value, see Dish enums.
-     * @param {boolean} [notUTF8=false] - Do not treat strings as UTF8.
      * @returns {Promise || undefined}
      */
-    _translate(toType, notUTF8=false) {
+    _translate(toType) {
         log.debug(`Translating Dish from ${Dish.enumLookup(this.type)} to ${Dish.enumLookup(toType)}`);
 
         // Node environment => translate is sync
         if (isNodeEnvironment()) {
             this._toArrayBuffer();
             this.type = Dish.ARRAY_BUFFER;
-            this._fromArrayBuffer(toType, notUTF8);
+            this._fromArrayBuffer(toType);
 
         // Browser environment => translate is async
         } else {
@@ -486,18 +483,17 @@ class Dish {
      * Convert this.value to the given type from ArrayBuffer
      *
      * @param {number} toType - the Dish enum to convert to
-     * @param {boolean} [notUTF8=false] - Do not treat strings as UTF8.
     */
-    _fromArrayBuffer(toType, notUTF8) {
+    _fromArrayBuffer(toType) {
 
         // Using 'bind' here to allow this.value to be mutated within translation functions
         const toTypeFunctions = {
-            [Dish.STRING]:          () => DishString.fromArrayBuffer.bind(this)(notUTF8),
-            [Dish.NUMBER]:          () => DishNumber.fromArrayBuffer.bind(this)(notUTF8),
-            [Dish.HTML]:            () => DishHTML.fromArrayBuffer.bind(this)(notUTF8),
+            [Dish.STRING]:          () => DishString.fromArrayBuffer.bind(this)(),
+            [Dish.NUMBER]:          () => DishNumber.fromArrayBuffer.bind(this)(),
+            [Dish.HTML]:            () => DishHTML.fromArrayBuffer.bind(this)(),
             [Dish.ARRAY_BUFFER]:    () => {},
-            [Dish.BIG_NUMBER]:      () => DishBigNumber.fromArrayBuffer.bind(this)(notUTF8),
-            [Dish.JSON]:            () => DishJSON.fromArrayBuffer.bind(this)(notUTF8),
+            [Dish.BIG_NUMBER]:      () => DishBigNumber.fromArrayBuffer.bind(this)(),
+            [Dish.JSON]:            () => DishJSON.fromArrayBuffer.bind(this)(),
             [Dish.FILE]:            () => DishFile.fromArrayBuffer.bind(this)(),
             [Dish.LIST_FILE]:       () => DishListFile.fromArrayBuffer.bind(this)(),
             [Dish.BYTE_ARRAY]:      () => DishByteArray.fromArrayBuffer.bind(this)(),

src/core/Ingredient.mjs

@@ -27,6 +27,7 @@ class Ingredient {
         this.toggleValues = [];
         this.target = null;
         this.defaultIndex = 0;
+        this.maxLength = null;
         this.min = null;
         this.max = null;
         this.step = 1;
@@ -53,6 +54,7 @@ class Ingredient {
         this.toggleValues = ingredientConfig.toggleValues;
         this.target = typeof ingredientConfig.target !== "undefined" ? ingredientConfig.target : null;
         this.defaultIndex = typeof ingredientConfig.defaultIndex !== "undefined" ? ingredientConfig.defaultIndex : 0;
+        this.maxLength = ingredientConfig.maxLength || null;
         this.min = ingredientConfig.min;
         this.max = ingredientConfig.max;
         this.step = ingredientConfig.step;

src/core/Operation.mjs

@@ -184,6 +184,7 @@ class Operation {
             if (ing.disabled) conf.disabled = ing.disabled;
             if (ing.target) conf.target = ing.target;
             if (ing.defaultIndex) conf.defaultIndex = ing.defaultIndex;
+            if (ing.maxLength) conf.maxLength = ing.maxLength;
             if (typeof ing.min === "number") conf.min = ing.min;
             if (typeof ing.max === "number") conf.max = ing.max;
             if (ing.step) conf.step = ing.step;

src/core/Recipe.mjs

@@ -230,14 +230,12 @@ class Recipe  {
                 this.lastRunOp = op;
             } catch (err) {
                 // Return expected errors as output
-                if (err instanceof OperationError ||
-                    (err.type && err.type === "OperationError")) {
+                if (err instanceof OperationError || err?.type === "OperationError") {
                     // Cannot rely on `err instanceof OperationError` here as extending
                     // native types is not fully supported yet.
                     dish.set(err.message, "string");
                     return i;
-                } else if (err instanceof DishError ||
-                    (err.type && err.type === "DishError")) {
+                } else if (err instanceof DishError || err?.type === "DishError") {
                     dish.set(err.message, "string");
                     return i;
                 } else {

src/core/Utils.mjs

@@ -4,6 +4,8 @@
  * @license Apache-2.0
  */
 
+// loglevel import required for Node API
+import log from "loglevel";
 import utf8 from "utf8";
 import {fromBase64, toBase64} from "./lib/Base64.mjs";
 import {fromHex} from "./lib/Hex.mjs";
@@ -174,17 +176,13 @@ class Utils {
      * @returns {string}
      */
     static printable(str, preserveWs=false, onlyAscii=false) {
-        if (isWebEnvironment() && window.app && !window.app.options.treatAsUtf8) {
-            str = Utils.byteArrayToChars(Utils.strToByteArray(str));
-        }
-
         if (onlyAscii) {
             return str.replace(/[^\x20-\x7f]/g, ".");
         }
 
         // eslint-disable-next-line no-misleading-character-class
         const re = /[\0-\x08\x0B-\x0C\x0E-\x1F\x7F-\x9F\xAD\u0378\u0379\u037F-\u0383\u038B\u038D\u03A2\u0528-\u0530\u0557\u0558\u0560\u0588\u058B-\u058E\u0590\u05C8-\u05CF\u05EB-\u05EF\u05F5-\u0605\u061C\u061D\u06DD\u070E\u070F\u074B\u074C\u07B2-\u07BF\u07FB-\u07FF\u082E\u082F\u083F\u085C\u085D\u085F-\u089F\u08A1\u08AD-\u08E3\u08FF\u0978\u0980\u0984\u098D\u098E\u0991\u0992\u09A9\u09B1\u09B3-\u09B5\u09BA\u09BB\u09C5\u09C6\u09C9\u09CA\u09CF-\u09D6\u09D8-\u09DB\u09DE\u09E4\u09E5\u09FC-\u0A00\u0A04\u0A0B-\u0A0E\u0A11\u0A12\u0A29\u0A31\u0A34\u0A37\u0A3A\u0A3B\u0A3D\u0A43-\u0A46\u0A49\u0A4A\u0A4E-\u0A50\u0A52-\u0A58\u0A5D\u0A5F-\u0A65\u0A76-\u0A80\u0A84\u0A8E\u0A92\u0AA9\u0AB1\u0AB4\u0ABA\u0ABB\u0AC6\u0ACA\u0ACE\u0ACF\u0AD1-\u0ADF\u0AE4\u0AE5\u0AF2-\u0B00\u0B04\u0B0D\u0B0E\u0B11\u0B12\u0B29\u0B31\u0B34\u0B3A\u0B3B\u0B45\u0B46\u0B49\u0B4A\u0B4E-\u0B55\u0B58-\u0B5B\u0B5E\u0B64\u0B65\u0B78-\u0B81\u0B84\u0B8B-\u0B8D\u0B91\u0B96-\u0B98\u0B9B\u0B9D\u0BA0-\u0BA2\u0BA5-\u0BA7\u0BAB-\u0BAD\u0BBA-\u0BBD\u0BC3-\u0BC5\u0BC9\u0BCE\u0BCF\u0BD1-\u0BD6\u0BD8-\u0BE5\u0BFB-\u0C00\u0C04\u0C0D\u0C11\u0C29\u0C34\u0C3A-\u0C3C\u0C45\u0C49\u0C4E-\u0C54\u0C57\u0C5A-\u0C5F\u0C64\u0C65\u0C70-\u0C77\u0C80\u0C81\u0C84\u0C8D\u0C91\u0CA9\u0CB4\u0CBA\u0CBB\u0CC5\u0CC9\u0CCE-\u0CD4\u0CD7-\u0CDD\u0CDF\u0CE4\u0CE5\u0CF0\u0CF3-\u0D01\u0D04\u0D0D\u0D11\u0D3B\u0D3C\u0D45\u0D49\u0D4F-\u0D56\u0D58-\u0D5F\u0D64\u0D65\u0D76-\u0D78\u0D80\u0D81\u0D84\u0D97-\u0D99\u0DB2\u0DBC\u0DBE\u0DBF\u0DC7-\u0DC9\u0DCB-\u0DCE\u0DD5\u0DD7\u0DE0-\u0DF1\u0DF5-\u0E00\u0E3B-\u0E3E\u0E5C-\u0E80\u0E83\u0E85\u0E86\u0E89\u0E8B\u0E8C\u0E8E-\u0E93\u0E98\u0EA0\u0EA4\u0EA6\u0EA8\u0EA9\u0EAC\u0EBA\u0EBE\u0EBF\u0EC5\u0EC7\u0ECE\u0ECF\u0EDA\u0EDB\u0EE0-\u0EFF\u0F48\u0F6D-\u0F70\u0F98\u0FBD\u0FCD\u0FDB-\u0FFF\u10C6\u10C8-\u10CC\u10CE\u10CF\u1249\u124E\u124F\u1257\u1259\u125E\u125F\u1289\u128E\u128F\u12B1\u12B6\u12B7\u12BF\u12C1\u12C6\u12C7\u12D7\u1311\u1316\u1317\u135B\u135C\u137D-\u137F\u139A-\u139F\u13F5-\u13FF\u169D-\u169F\u16F1-\u16FF\u170D\u1715-\u171F\u1737-\u173F\u1754-\u175F\u176D\u1771\u1774-\u177F\u17DE\u17DF\u17EA-\u17EF\u17FA-\u17FF\u180F\u181A-\u181F\u1878-\u187F\u18AB-\u18AF\u18F6-\u18FF\u191D-\u191F\u192C-\u192F\u193C-\u193F\u1941-\u1943\u196E\u196F\u1975-\u197F\u19AC-\u19AF\u19CA-\u19CF\u19DB-\u19DD\u1A1C\u1A1D\u1A5F\u1A7D\u1A7E\u1A8A-\u1A8F\u1A9A-\u1A9F\u1AAE-\u1AFF\u1B4C-\u1B4F\u1B7D-\u1B7F\u1BF4-\u1BFB\u1C38-\u1C3A\u1C4A-\u1C4C\u1C80-\u1CBF\u1CC8-\u1CCF\u1CF7-\u1CFF\u1DE7-\u1DFB\u1F16\u1F17\u1F1E\u1F1F\u1F46\u1F47\u1F4E\u1F4F\u1F58\u1F5A\u1F5C\u1F5E\u1F7E\u1F7F\u1FB5\u1FC5\u1FD4\u1FD5\u1FDC\u1FF0\u1FF1\u1FF5\u1FFF\u200B-\u200F\u202A-\u202E\u2060-\u206F\u2072\u2073\u208F\u209D-\u209F\u20BB-\u20CF\u20F1-\u20FF\u218A-\u218F\u23F4-\u23FF\u2427-\u243F\u244B-\u245F\u2700\u2B4D-\u2B4F\u2B5A-\u2BFF\u2C2F\u2C5F\u2CF4-\u2CF8\u2D26\u2D28-\u2D2C\u2D2E\u2D2F\u2D68-\u2D6E\u2D71-\u2D7E\u2D97-\u2D9F\u2DA7\u2DAF\u2DB7\u2DBF\u2DC7\u2DCF\u2DD7\u2DDF\u2E3C-\u2E7F\u2E9A\u2EF4-\u2EFF\u2FD6-\u2FEF\u2FFC-\u2FFF\u3040\u3097\u3098\u3100-\u3104\u312E-\u3130\u318F\u31BB-\u31BF\u31E4-\u31EF\u321F\u32FF\u4DB6-\u4DBF\u9FCD-\u9FFF\uA48D-\uA48F\uA4C7-\uA4CF\uA62C-\uA63F\uA698-\uA69E\uA6F8-\uA6FF\uA78F\uA794-\uA79F\uA7AB-\uA7F7\uA82C-\uA82F\uA83A-\uA83F\uA878-\uA87F\uA8C5-\uA8CD\uA8DA-\uA8DF\uA8FC-\uA8FF\uA954-\uA95E\uA97D-\uA97F\uA9CE\uA9DA-\uA9DD\uA9E0-\uA9FF\uAA37-\uAA3F\uAA4E\uAA4F\uAA5A\uAA5B\uAA7C-\uAA7F\uAAC3-\uAADA\uAAF7-\uAB00\uAB07\uAB08\uAB0F\uAB10\uAB17-\uAB1F\uAB27\uAB2F-\uABBF\uABEE\uABEF\uABFA-\uABFF\uD7A4-\uD7AF\uD7C7-\uD7CA\uD7FC-\uD7FF\uE000-\uF8FF\uFA6E\uFA6F\uFADA-\uFAFF\uFB07-\uFB12\uFB18-\uFB1C\uFB37\uFB3D\uFB3F\uFB42\uFB45\uFBC2-\uFBD2\uFD40-\uFD4F\uFD90\uFD91\uFDC8-\uFDEF\uFDFE\uFDFF\uFE1A-\uFE1F\uFE27-\uFE2F\uFE53\uFE67\uFE6C-\uFE6F\uFE75\uFEFD-\uFF00\uFFBF-\uFFC1\uFFC8\uFFC9\uFFD0\uFFD1\uFFD8\uFFD9\uFFDD-\uFFDF\uFFE7\uFFEF-\uFFFB\uFFFE\uFFFF]/g;
-        const wsRe = /[\x09-\x10\x0D\u2028\u2029]/g;
+        const wsRe = /[\x09-\x10\u2028\u2029]/g;
 
         str = str.replace(re, ".");
         if (!preserveWs) str = str.replace(wsRe, ".");
@@ -192,6 +190,21 @@ class Utils {
     }
 
 
+    /**
+     * Returns a string with whitespace represented as special characters from the
+     * Unicode Private Use Area, which CyberChef will display as control characters.
+     * Private Use Area characters are in the range U+E000..U+F8FF.
+     * https://en.wikipedia.org/wiki/Private_Use_Areas
+     * @param {string} str
+     * @returns {string}
+     */
+    static escapeWhitespace(str) {
+        return str.replace(/[\x09-\x10]/g, function(c) {
+            return String.fromCharCode(0xe000 + c.charCodeAt(0));
+        });
+    }
+
+
     /**
      * Parse a string entered by a user and replace escaped chars with the bytes they represent.
      *
@@ -382,6 +395,70 @@ class Utils {
     }
 
 
+    /**
+     * Converts a byte array to an integer.
+     *
+     * @param {byteArray} byteArray
+     * @param {string} byteorder - "little" or "big"
+     * @returns {integer}
+     *
+     * @example
+     * // returns 67305985
+     * Utils.byteArrayToInt([1, 2, 3, 4], "little");
+     *
+     * // returns 16909060
+     * Utils.byteArrayToInt([1, 2, 3, 4], "big");
+     */
+    static byteArrayToInt(byteArray, byteorder) {
+        let value = 0;
+        if (byteorder === "big") {
+            for (let i = 0; i < byteArray.length; i++) {
+                value = (value * 256) + byteArray[i];
+            }
+        } else {
+            for (let i = byteArray.length - 1; i >= 0; i--) {
+                value = (value * 256) + byteArray[i];
+            }
+        }
+        return value;
+    }
+
+
+    /**
+     * Converts an integer to a byte array of {length} bytes.
+     *
+     * @param {integer} value
+     * @param {integer} length
+     * @param {string} byteorder - "little" or "big"
+     * @returns {byteArray}
+     *
+     * @example
+     * // returns [5, 255, 109, 1]
+     * Utils.intToByteArray(23985925, 4, "little");
+     *
+     * // returns [1, 109, 255, 5]
+     * Utils.intToByteArray(23985925, 4, "big");
+     *
+     * // returns [0, 0, 0, 0, 1, 109, 255, 5]
+     * Utils.intToByteArray(23985925, 8, "big");
+     */
+    static intToByteArray(value, length, byteorder) {
+        const arr = new Array(length);
+        if (byteorder === "little") {
+            for (let i = 0; i < length; i++) {
+                arr[i] = value & 0xFF;
+                value = value >>> 8;
+            }
+        } else {
+            for (let i = length - 1; i >= 0; i--) {
+                arr[i] = value & 0xFF;
+                value = value >>> 8;
+            }
+        }
+        return arr;
+    }
+
+
     /**
      * Converts a string to an ArrayBuffer.
      * Treats the string as UTF-8 if any values are over 255.
@@ -397,6 +474,9 @@ class Utils {
      * Utils.strToArrayBuffer("你好");
      */
     static strToArrayBuffer(str) {
+        log.debug(`Converting string[${str?.length}] to array buffer`);
+        if (!str) return new ArrayBuffer;
+
         const arr = new Uint8Array(str.length);
         let i = str.length, b;
         while (i--) {
@@ -423,17 +503,20 @@ class Utils {
      * Utils.strToUtf8ArrayBuffer("你好");
      */
     static strToUtf8ArrayBuffer(str) {
-        const utf8Str = utf8.encode(str);
+        log.debug(`Converting string[${str?.length}] to UTF8 array buffer`);
+        if (!str) return new ArrayBuffer;
 
-        if (str.length !== utf8Str.length) {
-            if (isWorkerEnvironment()) {
+        const buffer = new TextEncoder("utf-8").encode(str);
+
+        if (str.length !== buffer.length) {
+            if (isWorkerEnvironment() && self && typeof self.setOption === "function") {
                 self.setOption("attemptHighlight", false);
             } else if (isWebEnvironment()) {
                 window.app.options.attemptHighlight = false;
             }
         }
 
-        return Utils.strToArrayBuffer(utf8Str);
+        return buffer.buffer;
     }
 
 
@@ -452,6 +535,8 @@ class Utils {
      * Utils.strToByteArray("你好");
      */
     static strToByteArray(str) {
+        log.debug(`Converting string[${str?.length}] to byte array`);
+        if (!str) return [];
         const byteArray = new Array(str.length);
         let i = str.length, b;
         while (i--) {
@@ -478,6 +563,8 @@ class Utils {
      * Utils.strToUtf8ByteArray("你好");
      */
     static strToUtf8ByteArray(str) {
+        log.debug(`Converting string[${str?.length}] to UTF8 byte array`);
+        if (!str) return [];
         const utf8Str = utf8.encode(str);
 
         if (str.length !== utf8Str.length) {
@@ -506,6 +593,8 @@ class Utils {
      * Utils.strToCharcode("你好");
      */
     static strToCharcode(str) {
+        log.debug(`Converting string[${str?.length}] to charcode`);
+        if (!str) return [];
         const charcode = [];
 
         for (let i = 0; i < str.length; i++) {
@@ -540,20 +629,26 @@ class Utils {
      * Utils.byteArrayToUtf8([228,189,160,229,165,189]);
      */
     static byteArrayToUtf8(byteArray) {
-        const str = Utils.byteArrayToChars(byteArray);
+        log.debug(`Converting byte array[${byteArray?.length}] to UTF8`);
+        if (!byteArray || !byteArray.length) return "";
+        if (!(byteArray instanceof Uint8Array))
+            byteArray = new Uint8Array(byteArray);
+
         try {
-            const utf8Str = utf8.decode(str);
-            if (str.length !== utf8Str.length) {
+            const str = new TextDecoder("utf-8", {fatal: true}).decode(byteArray);
+
+            if (str.length !== byteArray.length) {
                 if (isWorkerEnvironment()) {
                     self.setOption("attemptHighlight", false);
                 } else if (isWebEnvironment()) {
                     window.app.options.attemptHighlight = false;
                 }
             }
-            return utf8Str;
+
+            return str;
         } catch (err) {
             // If it fails, treat it as ANSI
-            return str;
+            return Utils.byteArrayToChars(byteArray);
         }
     }
 
@@ -572,11 +667,13 @@ class Utils {
      * Utils.byteArrayToChars([20320,22909]);
      */
     static byteArrayToChars(byteArray) {
-        if (!byteArray) return "";
+        log.debug(`Converting byte array[${byteArray?.length}] to chars`);
+        if (!byteArray || !byteArray.length) return "";
         let str = "";
-        // String concatenation appears to be faster than an array join
-        for (let i = 0; i < byteArray.length;) {
-            str += String.fromCharCode(byteArray[i++]);
+        // Maxiumum arg length for fromCharCode is 65535, but the stack may already be fairly deep,
+        // so don't get too near it.
+        for (let i = 0; i < byteArray.length; i += 20000) {
+            str += String.fromCharCode(...(byteArray.slice(i, i+20000)));
         }
         return str;
     }
@@ -594,6 +691,8 @@ class Utils {
      * Utils.arrayBufferToStr(Uint8Array.from([104,101,108,108,111]).buffer);
      */
     static arrayBufferToStr(arrayBuffer, utf8=true) {
+        log.debug(`Converting array buffer[${arrayBuffer?.byteLength}] to str`);
+        if (!arrayBuffer || !arrayBuffer.byteLength) return "";
         const arr = new Uint8Array(arrayBuffer);
         return utf8 ? Utils.byteArrayToUtf8(arr) : Utils.byteArrayToChars(arr);
     }
@@ -725,10 +824,10 @@ class Utils {
         }
 
         if (removeScriptAndStyle) {
-            htmlStr = recursiveRemove(/<script[^>]*>.*?<\/script[^>]*>/gi, htmlStr);
-            htmlStr = recursiveRemove(/<style[^>]*>.*?<\/style[^>]*>/gi, htmlStr);
+            htmlStr = recursiveRemove(/<script[^>]*>(\s|\S)*?<\/script[^>]*>/gi, htmlStr);
+            htmlStr = recursiveRemove(/<style[^>]*>(\s|\S)*?<\/style[^>]*>/gi, htmlStr);
         }
-        return htmlStr.replace(/<[^>]+>/g, "");
+        return recursiveRemove(/<[^>]+>/g, htmlStr);
     }
 
 
@@ -736,6 +835,11 @@ class Utils {
      * Escapes HTML tags in a string to stop them being rendered.
      * https://www.owasp.org/index.php/XSS_(Cross_Site_Scripting)_Prevention_Cheat_Sheet
      *
+     * Null bytes are a special case and are converted to a character from the Unicode
+     * Private Use Area, which CyberChef will display as a control character picture.
+     * This is done due to null bytes not being rendered or stored correctly in HTML
+     * DOM building.
+     *
      * @param {string} str
      * @returns string
      *
@@ -750,12 +854,13 @@ class Utils {
             ">": "&gt;",
             '"': "&quot;",
             "'": "&#x27;", // &apos; not recommended because it's not in the HTML spec
-            "`": "&#x60;"
+            "`": "&#x60;",
+            "\u0000": "\ue000"
         };
 
-        return str.replace(/[&<>"'`]/g, function (match) {
+        return str ? str.replace(/[&<>"'`\u0000]/g, function (match) {
             return HTML_CHARS[match];
-        });
+        }) : str;
     }
 
 
@@ -777,15 +882,33 @@ class Utils {
             "&quot;": '"',
             "&#x27;": "'",
             "&#x2F;": "/",
-            "&#x60;": "`"
+            "&#x60;": "`",
+            "\ue000": "\u0000"
         };
 
-        return str.replace(/&#?x?[a-z0-9]{2,4};/ig, function (match) {
+        return str.replace(/(&#?x?[a-z0-9]{2,4};|\ue000)/ig, function (match) {
             return HTML_CHARS[match] || match;
         });
     }
 
 
+    /**
+     * Converts a string to its title case equivalent.
+     *
+     * @param {string} str
+     * @returns string
+     *
+     * @example
+     * // return "A Tiny String"
+     * Utils.toTitleCase("a tIny String");
+     */
+    static toTitleCase(str) {
+        return str.replace(/\w\S*/g, function(txt) {
+            return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();
+        });
+    }
+
+
     /**
      * Encodes a URI fragment (#) or query (?) using a minimal amount of percent-encoding.
      *

src/core/config/Categories.json

@@ -14,6 +14,8 @@
             "From Charcode",
             "To Decimal",
             "From Decimal",
+            "To Float",
+            "From Float",
             "To Binary",
             "From Binary",
             "To Octal",
@@ -29,6 +31,8 @@
             "To Base64",
             "From Base64",
             "Show Base64 offsets",
+            "To Base92",
+            "From Base92",
             "To Base85",
             "From Base85",
             "To Base",
@@ -46,6 +50,8 @@
             "From Quoted Printable",
             "To Punycode",
             "From Punycode",
+            "AMF Encode",
+            "AMF Decode",
             "To Hex Content",
             "From Hex Content",
             "PEM to Hex",
@@ -65,7 +71,10 @@
             "JSON to CSV",
             "Avro to JSON",
             "CBOR Encode",
-            "CBOR Decode"
+            "CBOR Decode",
+            "Caret/M-decode",
+            "Rison Encode",
+            "Rison Decode"
         ]
     },
     {
@@ -79,14 +88,26 @@
             "DES Decrypt",
             "Triple DES Encrypt",
             "Triple DES Decrypt",
+            "Fernet Encrypt",
+            "Fernet Decrypt",
             "LS47 Encrypt",
             "LS47 Decrypt",
             "RC2 Encrypt",
             "RC2 Decrypt",
             "RC4",
             "RC4 Drop",
+            "ChaCha",
+            "Salsa20",
+            "XSalsa20",
+            "Rabbit",
             "SM4 Encrypt",
             "SM4 Decrypt",
+            "GOST Encrypt",
+            "GOST Decrypt",
+            "GOST Sign",
+            "GOST Verify",
+            "GOST Key Wrap",
+            "GOST Key Unwrap",
             "ROT13",
             "ROT13 Brute Force",
             "ROT47",
@@ -96,6 +117,8 @@
             "XOR Brute Force",
             "Vigenère Encode",
             "Vigenère Decode",
+            "XXTEA Encrypt",
+            "XXTEA Decrypt",
             "To Morse Code",
             "From Morse Code",
             "Bacon Cipher Encode",
@@ -117,6 +140,7 @@
             "Substitute",
             "Derive PBKDF2 key",
             "Derive EVP key",
+            "Derive HKDF key",
             "Bcrypt",
             "Scrypt",
             "JWT Sign",
@@ -124,6 +148,8 @@
             "JWT Decode",
             "Citrix CTX1 Encode",
             "Citrix CTX1 Decode",
+            "AES Key Wrap",
+            "AES Key Unwrap",
             "Pseudo-Random Number Generator",
             "Enigma",
             "Bombe",
@@ -143,6 +169,8 @@
             "Hex to PEM",
             "Hex to Object Identifier",
             "Object Identifier to Hex",
+            "PEM to JWK",
+            "JWK to PEM",
             "Generate PGP Key Pair",
             "PGP Encrypt",
             "PGP Decrypt",
@@ -154,7 +182,14 @@
             "RSA Verify",
             "RSA Encrypt",
             "RSA Decrypt",
-            "Parse SSH Host Key"
+            "Generate ECDSA Key Pair",
+            "ECDSA Signature Conversion",
+            "ECDSA Sign",
+            "ECDSA Verify",
+            "Parse SSH Host Key",
+            "Parse CSR",
+            "Public Key from Certificate",
+            "Public Key from Private Key"
         ]
     },
     {
@@ -211,6 +246,8 @@
             "VarInt Decode",
             "JA3 Fingerprint",
             "JA3S Fingerprint",
+            "JA4 Fingerprint",
+            "JA4Server Fingerprint",
             "HASSH Client Fingerprint",
             "HASSH Server Fingerprint",
             "Format MAC addresses",
@@ -219,6 +256,7 @@
             "Encode NetBIOS Name",
             "Decode NetBIOS Name",
             "Defang URL",
+            "Fang URL",
             "Defang IP Addresses"
         ]
     },
@@ -241,6 +279,7 @@
             "Remove null bytes",
             "To Upper case",
             "To Lower case",
+            "Swap case",
             "To Case Insensitive Regex",
             "From Case Insensitive Regex",
             "Add line numbers",
@@ -265,6 +304,7 @@
             "Fuzzy Match",
             "Offset checker",
             "Hamming Distance",
+            "Levenshtein Distance",
             "Convert distance",
             "Convert area",
             "Convert mass",
@@ -279,7 +319,8 @@
             "Escape string",
             "Unescape string",
             "Pseudo-Random Number Generator",
-            "Sleep"
+            "Sleep",
+            "File Tree"
         ]
     },
     {
@@ -291,6 +332,7 @@
             "To UNIX Timestamp",
             "Windows Filetime to UNIX Timestamp",
             "UNIX Timestamp to Windows Filetime",
+            "DateTime Delta",
             "Extract dates",
             "Get Time",
             "Sleep"
@@ -307,13 +349,15 @@
             "Extract domains",
             "Extract file paths",
             "Extract dates",
+            "Extract hashes",
             "Regular expression",
             "XPath expression",
             "JPath expression",
             "CSS selector",
             "Extract EXIF",
             "Extract ID3",
-            "Extract Files"
+            "Extract Files",
+            "RAKE"
         ]
     },
     {
@@ -336,7 +380,8 @@
             "LZMA Decompress",
             "LZMA Compress",
             "LZ4 Decompress",
-            "LZ4 Compress"
+            "LZ4 Compress",
+            "LZNT1 Decompress"
         ]
     },
     {
@@ -361,19 +406,23 @@
             "Snefru",
             "BLAKE2b",
             "BLAKE2s",
-            "GOST hash",
+            "GOST Hash",
             "Streebog",
             "SSDEEP",
             "CTPH",
             "Compare SSDEEP hashes",
             "Compare CTPH hashes",
             "HMAC",
+            "CMAC",
             "Bcrypt",
             "Bcrypt compare",
             "Bcrypt parse",
+            "Argon2",
+            "Argon2 compare",
             "Scrypt",
             "NT Hash",
             "LM Hash",
+            "MurmurHash3",
             "Fletcher-8 Checksum",
             "Fletcher-16 Checksum",
             "Fletcher-32 Checksum",
@@ -478,6 +527,7 @@
             "P-list Viewer",
             "Disassemble x86",
             "Pseudo-Random Number Generator",
+            "Generate De Bruijn Sequence",
             "Generate UUID",
             "Generate TOTP",
             "Generate HOTP",

src/core/config/scripts/newOperation.mjs

@@ -147,7 +147,7 @@ class ${moduleName} extends Operation {
         this.name = "${result.opName}";
         this.module = "${result.module}";
         this.description = "${(new EscapeString).run(result.description, ["Special chars", "Double"])}";
-        this.infoURL = "${result.infoURL}";
+        this.infoURL = "${result.infoURL}"; // Usually a Wikipedia link. Remember to remove localisation (i.e. https://wikipedia.org/etc rather than https://en.wikipedia.org/etc)
         this.inputType = "${result.inputType}";
         this.outputType = "${result.outputType}";
         this.args = [

src/core/dishTypes/DishBigNumber.mjs

@@ -24,12 +24,11 @@ class DishBigNumber extends DishType {
 
     /**
      * convert the given value from a ArrayBuffer
-     * @param {boolean} notUTF8
      */
-    static fromArrayBuffer(notUTF8) {
+    static fromArrayBuffer() {
         DishBigNumber.checkForValue(this.value);
         try {
-            this.value = new BigNumber(Utils.arrayBufferToStr(this.value, !notUTF8));
+            this.value = new BigNumber(Utils.arrayBufferToStr(this.value));
         } catch (err) {
             this.value = new BigNumber(NaN);
         }

src/core/dishTypes/DishJSON.mjs

@@ -22,11 +22,10 @@ class DishJSON extends DishType {
 
     /**
      * convert the given value from a ArrayBuffer
-     * @param {boolean} notUTF8
      */
-    static fromArrayBuffer(notUTF8) {
+    static fromArrayBuffer() {
         DishJSON.checkForValue(this.value);
-        this.value = JSON.parse(Utils.arrayBufferToStr(this.value, !notUTF8));
+        this.value = JSON.parse(Utils.arrayBufferToStr(this.value));
     }
 }
 

src/core/dishTypes/DishNumber.mjs

@@ -23,11 +23,10 @@ class DishNumber extends DishType {
 
     /**
      * convert the given value from a ArrayBuffer
-     * @param {boolean} notUTF8
      */
-    static fromArrayBuffer(notUTF8) {
+    static fromArrayBuffer() {
         DishNumber.checkForValue(this.value);
-        this.value = this.value ? parseFloat(Utils.arrayBufferToStr(this.value, !notUTF8)) : 0;
+        this.value = this.value ? parseFloat(Utils.arrayBufferToStr(this.value)) : 0;
     }
 }
 

src/core/dishTypes/DishString.mjs

@@ -23,11 +23,10 @@ class DishString extends DishType {
 
     /**
      * convert the given value from a ArrayBuffer
-     * @param {boolean} notUTF8
      */
-    static fromArrayBuffer(notUTF8) {
+    static fromArrayBuffer() {
         DishString.checkForValue(this.value);
-        this.value = this.value ? Utils.arrayBufferToStr(this.value, !notUTF8) : "";
+        this.value = this.value ? Utils.arrayBufferToStr(this.value) : "";
     }
 }
 

src/core/dishTypes/DishType.mjs

@@ -29,9 +29,8 @@ class DishType {
 
     /**
      * convert the given value from a ArrayBuffer
-     * @param {boolean} notUTF8
      */
-    static fromArrayBuffer(notUTF8=undefined) {
+    static fromArrayBuffer() {
         throw new Error("fromArrayBuffer has not been implemented");
     }
 }

src/core/lib/Base64.mjs

@@ -25,12 +25,12 @@ import OperationError from "../errors/OperationError.mjs";
  */
 export function toBase64(data, alphabet="A-Za-z0-9+/=") {
     if (!data) return "";
+    if (typeof data == "string") {
+        data = Utils.strToArrayBuffer(data);
+    }
     if (data instanceof ArrayBuffer) {
         data = new Uint8Array(data);
     }
-    if (typeof data == "string") {
-        data = Utils.strToByteArray(data);
-    }
 
     alphabet = Utils.expandAlphRange(alphabet).join("");
     if (alphabet.length !== 64 && alphabet.length !== 65) { // Allow for padding

src/core/lib/Base92.mjs

@@ -0,0 +1,44 @@
+/**
+ * Base92 resources.
+ *
+ * @author sg5506844 [sg5506844@gmail.com]
+ * @copyright Crown Copyright 2021
+ * @license Apache-2.0
+ */
+
+import OperationError from "../errors/OperationError.mjs";
+
+/**
+ * Base92 alphabet char
+ *
+ * @param {number} val
+ * @returns {number}
+ */
+export function base92Chr(val) {
+    if (val < 0 || val >= 91) {
+        throw new OperationError("Invalid value");
+    }
+    if (val === 0)
+        return "!".charCodeAt(0);
+    else if (val <= 61)
+        return "#".charCodeAt(0) + val - 1;
+    else
+        return "a".charCodeAt(0) + val - 62;
+}
+
+/**
+ * Base92 alphabet ord
+ *
+ * @param {string} val
+ * @returns {number}
+ */
+export function base92Ord(val) {
+    if (val === "!")
+        return 0;
+    else if ("#" <= val && val <= "_")
+        return val.charCodeAt(0) - "#".charCodeAt(0) + 1;
+    else if ("a" <= val && val <= "}")
+        return val.charCodeAt(0) - "a".charCodeAt(0) + 62;
+    throw new OperationError(`${val} is not a base92 character`);
+}
+

src/core/lib/ChrEnc.mjs

@@ -6,10 +6,12 @@
  * @license Apache-2.0
  */
 
+import cptable from "codepage";
+
 /**
  * Character encoding format mappings.
  */
-export const IO_FORMAT = {
+export const CHR_ENC_CODE_PAGES = {
     "UTF-8 (65001)": 65001,
     "UTF-7 (65000)": 65000,
     "UTF-16LE (1200)": 1200,
@@ -164,6 +166,57 @@ export const IO_FORMAT = {
     "Simplified Chinese GB18030 (54936)": 54936,
 };
 
+
+export const CHR_ENC_SIMPLE_LOOKUP = {};
+export const CHR_ENC_SIMPLE_REVERSE_LOOKUP = {};
+
+for (const name in CHR_ENC_CODE_PAGES) {
+    const simpleName = name.match(/(^.+)\([\d/]+\)$/)[1];
+
+    CHR_ENC_SIMPLE_LOOKUP[simpleName] = CHR_ENC_CODE_PAGES[name];
+    CHR_ENC_SIMPLE_REVERSE_LOOKUP[CHR_ENC_CODE_PAGES[name]] = simpleName;
+}
+
+
+/**
+ * Returns the width of the character set for the given codepage.
+ * For example, UTF-8 is a Single Byte Character Set, whereas
+ * UTF-16 is a Double Byte Character Set.
+ *
+ * @param {number} page - The codepage number
+ * @returns {number}
+ */
+export function chrEncWidth(page) {
+    if (typeof page !== "number") return 0;
+
+    // Raw Bytes have a width of 1
+    if (page === 0) return 1;
+
+    const pageStr = page.toString();
+    // Confirm this page is legitimate
+    if (!Object.prototype.hasOwnProperty.call(CHR_ENC_SIMPLE_REVERSE_LOOKUP, pageStr))
+        return 0;
+
+    // Statically defined code pages
+    if (Object.prototype.hasOwnProperty.call(cptable, pageStr))
+        return cptable[pageStr].dec.length > 256 ? 2 : 1;
+
+    // Cached code pages
+    if (cptable.utils.cache.sbcs.includes(pageStr))
+        return 1;
+    if (cptable.utils.cache.dbcs.includes(pageStr))
+        return 2;
+
+    // Dynamically generated code pages
+    if (Object.prototype.hasOwnProperty.call(cptable.utils.magic, pageStr)) {
+        // Generate a single character and measure it
+        const a = cptable.utils.encode(page, "a");
+        return a.length;
+    }
+
+    return 0;
+}
+
 /**
  * Unicode Normalisation Forms
  *
@@ -171,8 +224,85 @@ export const IO_FORMAT = {
  * @copyright Crown Copyright 2019
  * @license Apache-2.0
  */
+export const UNICODE_NORMALISATION_FORMS = ["NFD", "NFC", "NFKD", "NFKC"];
+
 
 /**
- * Character encoding format mappings.
+ * Detects whether the input buffer is valid UTF8.
+ *
+ * @param {ArrayBuffer} data
+ * @returns {number} - 0 = not UTF8, 1 = ASCII, 2 = UTF8
  */
-export const UNICODE_NORMALISATION_FORMS = ["NFD", "NFC", "NFKD", "NFKC"];
+export function isUTF8(data) {
+    const bytes = new Uint8Array(data);
+    let i = 0;
+    let onlyASCII = true;
+    while (i < bytes.length) {
+        if (( // ASCII
+            bytes[i] === 0x09 ||
+            bytes[i] === 0x0A ||
+            bytes[i] === 0x0D ||
+            (0x20 <= bytes[i] && bytes[i] <= 0x7E)
+        )) {
+            i += 1;
+            continue;
+        }
+
+        onlyASCII = false;
+
+        if (( // non-overlong 2-byte
+            (0xC2 <= bytes[i] && bytes[i] <= 0xDF) &&
+            (0x80 <= bytes[i+1] && bytes[i+1] <= 0xBF)
+        )) {
+            i += 2;
+            continue;
+        }
+
+        if (( // excluding overlongs
+            bytes[i] === 0xE0 &&
+            (0xA0 <= bytes[i + 1] && bytes[i + 1] <= 0xBF) &&
+            (0x80 <= bytes[i + 2] && bytes[i + 2] <= 0xBF)
+        ) ||
+        ( // straight 3-byte
+            ((0xE1 <= bytes[i] && bytes[i] <= 0xEC) ||
+            bytes[i] === 0xEE ||
+            bytes[i] === 0xEF) &&
+            (0x80 <= bytes[i + 1] && bytes[i+1] <= 0xBF) &&
+            (0x80 <= bytes[i+2] && bytes[i+2] <= 0xBF)
+        ) ||
+        ( // excluding surrogates
+            bytes[i] === 0xED &&
+            (0x80 <= bytes[i+1] && bytes[i+1] <= 0x9F) &&
+            (0x80 <= bytes[i+2] && bytes[i+2] <= 0xBF)
+        )) {
+            i += 3;
+            continue;
+        }
+
+        if (( // planes 1-3
+            bytes[i] === 0xF0 &&
+            (0x90 <= bytes[i + 1] && bytes[i + 1] <= 0xBF) &&
+            (0x80 <= bytes[i + 2] && bytes[i + 2] <= 0xBF) &&
+            (0x80 <= bytes[i + 3] && bytes[i + 3] <= 0xBF)
+        ) ||
+        ( // planes 4-15
+            (0xF1 <= bytes[i] && bytes[i] <= 0xF3) &&
+            (0x80 <= bytes[i + 1] && bytes[i + 1] <= 0xBF) &&
+            (0x80 <= bytes[i + 2] && bytes[i + 2] <= 0xBF) &&
+            (0x80 <= bytes[i + 3] && bytes[i + 3] <= 0xBF)
+        ) ||
+        ( // plane 16
+            bytes[i] === 0xF4 &&
+            (0x80 <= bytes[i + 1] && bytes[i + 1] <= 0x8F) &&
+            (0x80 <= bytes[i + 2] && bytes[i + 2] <= 0xBF) &&
+            (0x80 <= bytes[i + 3] && bytes[i + 3] <= 0xBF)
+        )) {
+            i += 4;
+            continue;
+        }
+
+        return 0;
+    }
+
+    return onlyASCII ? 1 : 2;
+}

src/core/lib/CipherSaber2.mjs

@@ -4,7 +4,7 @@
  * @license Apache-2.0
  */
 export function encode(tempIVP, key, rounds, input) {
-    const ivp = new Uint8Array(key.concat(tempIVP));
+    const ivp = new Uint8Array([...key, ...tempIVP]);
     const state = new Array(256).fill(0);
     let j = 0, i = 0;
     const result = [];

src/core/lib/Ciphers.mjs

@@ -3,6 +3,7 @@
  *
  * @author Matt C [matt@artemisbot.uk]
  * @author n1474335 [n1474335@gmail.com]
+ * @author Evie H [evie@evie.sh]
  *
  * @copyright Crown Copyright 2018
  * @license Apache-2.0
@@ -10,6 +11,7 @@
  */
 
 import OperationError from "../errors/OperationError.mjs";
+import Utils from "../Utils.mjs";
 import CryptoJS from "crypto-js";
 
 /**
@@ -30,6 +32,10 @@ export function affineEncode(input, args) {
         throw new OperationError("The values of a and b can only be integers.");
     }
 
+    if (Utils.gcd(a, 26) !== 1) {
+        throw new OperationError("The value of `a` must be coprime to 26.");
+    }
+
     for (let i = 0; i < input.length; i++) {
         if (alphabet.indexOf(input[i]) >= 0) {
             // Uses the affine function ax+b % m = y (where m is length of the alphabet)

src/core/lib/FileSignatures.mjs

@@ -72,6 +72,27 @@ export const FILE_SIGNATURES = {
             },
             extractor: extractWEBP
         },
+        {
+            name: "High Efficiency Image File Format",
+            extension: "heic,heif",
+            mime: "image/heif",
+            description: "",
+            signature: {
+                0: 0x00,
+                1: 0x00,
+                2: 0x00,
+                3: [0x24, 0x18],
+                4: 0x66, // ftypheic
+                5: 0x74,
+                6: 0x79,
+                7: 0x70,
+                8: 0x68,
+                9: 0x65,
+                10: 0x69,
+                11: 0x63
+            },
+            extractor: null
+        },
         {
             name: "Camera Image File Format",
             extension: "crw",
@@ -2727,7 +2748,7 @@ export function extractGIF(bytes, offset) {
         stream.moveForwardsBy(11);
 
         // Loop until next Graphic Control Extension.
-        while (stream.getBytes(2) !== [0x21, 0xf9]) {
+        while (!Array.from(stream.getBytes(2)).equals([0x21, 0xf9])) {
             stream.moveBackwardsBy(2);
             stream.moveForwardsBy(stream.readInt(1));
             if (!stream.readInt(1))

src/core/lib/JA4.mjs

@@ -0,0 +1,264 @@
+/**
+ * JA4 resources.
+ *
+ * @author n1474335 [n1474335@gmail.com]
+ * @copyright Crown Copyright 2024
+ * @license Apache-2.0
+ *
+ * JA4 Copyright 2023 FoxIO, LLC.
+ * @license BSD-3-Clause
+ */
+
+import OperationError from "../errors/OperationError.mjs";
+import { parseTLSRecord, parseHighestSupportedVersion, parseFirstALPNValue } from "./TLS.mjs";
+import { toHexFast } from "./Hex.mjs";
+import { runHash } from "./Hash.mjs";
+import Utils from "../Utils.mjs";
+
+
+/**
+ * Calculate the JA4 from a given TLS Client Hello Stream
+ * @param {Uint8Array} bytes
+ * @returns {string}
+ */
+export function toJA4(bytes) {
+    let tlsr = {};
+    try {
+        tlsr = parseTLSRecord(bytes);
+        if (tlsr.handshake.value.handshakeType.value !== 0x01) {
+            throw new Error();
+        }
+    } catch (err) {
+        throw new OperationError("Data is not a valid TLS Client Hello. QUIC is not yet supported.\n" + err);
+    }
+
+    /* QUIC
+        “q” or “t”, which denotes whether the hello packet is for QUIC or TCP.
+        TODO: Implement QUIC
+    */
+    const ptype = "t";
+
+    /* TLS Version
+        TLS version is shown in 3 different places. If extension 0x002b exists (supported_versions), then the version
+        is the highest value in the extension. Remember to ignore GREASE values. If the extension doesn’t exist, then
+        the TLS version is the value of the Protocol Version. Handshake version (located at the top of the packet)
+        should be ignored.
+    */
+    let version = tlsr.version.value;
+    for (const ext of tlsr.handshake.value.extensions.value) {
+        if (ext.type.value === "supported_versions") {
+            version = parseHighestSupportedVersion(ext.value.data);
+            break;
+        }
+    }
+    version = tlsVersionMapper(version);
+
+    /* SNI
+        If the SNI extension (0x0000) exists, then the destination of the connection is a domain, or “d” in the fingerprint.
+        If the SNI does not exist, then the destination is an IP address, or “i”.
+    */
+    let sni = "i";
+    for (const ext of tlsr.handshake.value.extensions.value) {
+        if (ext.type.value === "server_name") {
+            sni = "d";
+            break;
+        }
+    }
+
+    /* Number of Ciphers
+        2 character number of cipher suites, so if there’s 6 cipher suites in the hello packet, then the value should be “06”.
+        If there’s > 99, which there should never be, then output “99”. Remember, ignore GREASE values. They don’t count.
+    */
+    let cipherLen = 0;
+    for (const cs of tlsr.handshake.value.cipherSuites.value) {
+        if (cs.value !== "GREASE") cipherLen++;
+    }
+    cipherLen = cipherLen > 99 ? "99" : cipherLen.toString().padStart(2, "0");
+
+    /* Number of Extensions
+        Same as counting ciphers. Ignore GREASE. Include SNI and ALPN.
+    */
+    let extLen = 0;
+    for (const ext of tlsr.handshake.value.extensions.value) {
+        if (ext.type.value !== "GREASE") extLen++;
+    }
+    extLen = extLen > 99 ? "99" : extLen.toString().padStart(2, "0");
+
+    /* ALPN Extension Value
+        The first and last characters of the ALPN (Application-Layer Protocol Negotiation) first value.
+        If there are no ALPN values or no ALPN extension then we print “00” as the value in the fingerprint.
+    */
+    let alpn = "00";
+    for (const ext of tlsr.handshake.value.extensions.value) {
+        if (ext.type.value === "application_layer_protocol_negotiation") {
+            alpn = parseFirstALPNValue(ext.value.data);
+            alpn = alpn.charAt(0) + alpn.charAt(alpn.length - 1);
+            if (alpn.charCodeAt(0) > 127) alpn = "99";
+            break;
+        }
+    }
+
+    /* Cipher hash
+        A 12 character truncated sha256 hash of the list of ciphers sorted in hex order, first 12 characters.
+        The list is created using the 4 character hex values of the ciphers, lower case, comma delimited, ignoring GREASE.
+    */
+    const originalCiphersList = [];
+    for (const cs of tlsr.handshake.value.cipherSuites.value) {
+        if (cs.value !== "GREASE") {
+            originalCiphersList.push(toHexFast(cs.data));
+        }
+    }
+    const sortedCiphersList = [...originalCiphersList].sort();
+    const sortedCiphersRaw = sortedCiphersList.join(",");
+    const originalCiphersRaw = originalCiphersList.join(",");
+    const sortedCiphers = runHash(
+        "sha256",
+        Utils.strToArrayBuffer(sortedCiphersRaw)
+    ).substring(0, 12);
+    const originalCiphers = runHash(
+        "sha256",
+        Utils.strToArrayBuffer(originalCiphersRaw)
+    ).substring(0, 12);
+
+    /* Extension hash
+        A 12 character truncated sha256 hash of the list of extensions, sorted by hex value, followed by the list of signature
+        algorithms, in the order that they appear (not sorted).
+        The extension list is created using the 4 character hex values of the extensions, lower case, comma delimited, sorted
+        (not in the order they appear). Ignore the SNI extension (0000) and the ALPN extension (0010) as we’ve already captured
+        them in the a section of the fingerprint. These values are omitted so that the same application would have the same b
+        section of the fingerprint regardless of if it were going to a domain, IP, or changing ALPNs.
+    */
+    const originalExtensionsList = [];
+    let signatureAlgorithms = "";
+    for (const ext of tlsr.handshake.value.extensions.value) {
+        if (ext.type.value !== "GREASE") {
+            originalExtensionsList.push(toHexFast(ext.type.data));
+        }
+        if (ext.type.value === "signature_algorithms") {
+            signatureAlgorithms = toHexFast(ext.value.data.slice(2));
+            signatureAlgorithms = signatureAlgorithms.replace(/(.{4})/g, "$1,");
+            signatureAlgorithms = signatureAlgorithms.substring(0, signatureAlgorithms.length - 1);
+        }
+    }
+    const sortedExtensionsList = [...originalExtensionsList].filter(e => e !== "0000" && e !== "0010").sort();
+    const sortedExtensionsRaw = sortedExtensionsList.join(",") + "_" + signatureAlgorithms;
+    const originalExtensionsRaw = originalExtensionsList.join(",") + "_" + signatureAlgorithms;
+    const sortedExtensions = runHash(
+        "sha256",
+        Utils.strToArrayBuffer(sortedExtensionsRaw)
+    ).substring(0, 12);
+    const originalExtensions = runHash(
+        "sha256",
+        Utils.strToArrayBuffer(originalExtensionsRaw)
+    ).substring(0, 12);
+
+    return {
+        "JA4":    `${ptype}${version}${sni}${cipherLen}${extLen}${alpn}_${sortedCiphers}_${sortedExtensions}`,
+        "JA4_o":  `${ptype}${version}${sni}${cipherLen}${extLen}${alpn}_${originalCiphers}_${originalExtensions}`,
+        "JA4_r":  `${ptype}${version}${sni}${cipherLen}${extLen}${alpn}_${sortedCiphersRaw}_${sortedExtensionsRaw}`,
+        "JA4_ro": `${ptype}${version}${sni}${cipherLen}${extLen}${alpn}_${originalCiphersRaw}_${originalExtensionsRaw}`,
+    };
+}
+
+
+/**
+ * Calculate the JA4Server from a given TLS Server Hello Stream
+ * @param {Uint8Array} bytes
+ * @returns {string}
+ */
+export function toJA4S(bytes) {
+    let tlsr = {};
+    try {
+        tlsr = parseTLSRecord(bytes);
+        if (tlsr.handshake.value.handshakeType.value !== 0x02) {
+            throw new Error();
+        }
+    } catch (err) {
+        throw new OperationError("Data is not a valid TLS Server Hello. QUIC is not yet supported.\n" + err);
+    }
+
+    /* QUIC
+        “q” or “t”, which denotes whether the hello packet is for QUIC or TCP.
+        TODO: Implement QUIC
+    */
+    const ptype = "t";
+
+    /* TLS Version
+        TLS version is shown in 3 different places. If extension 0x002b exists (supported_versions), then the version
+        is the highest value in the extension. Remember to ignore GREASE values. If the extension doesn’t exist, then
+        the TLS version is the value of the Protocol Version. Handshake version (located at the top of the packet)
+        should be ignored.
+    */
+    let version = tlsr.version.value;
+    for (const ext of tlsr.handshake.value.extensions.value) {
+        if (ext.type.value === "supported_versions") {
+            version = parseHighestSupportedVersion(ext.value.data);
+            break;
+        }
+    }
+    version = tlsVersionMapper(version);
+
+    /* Number of Extensions
+        2 character number of cipher suites, so if there’s 6 cipher suites in the hello packet, then the value should be “06”.
+        If there’s > 99, which there should never be, then output “99”.
+    */
+    let extLen = tlsr.handshake.value.extensions.value.length;
+    extLen = extLen > 99 ? "99" : extLen.toString().padStart(2, "0");
+
+    /* ALPN Extension Chosen Value
+        The first and last characters of the ALPN (Application-Layer Protocol Negotiation) first value.
+        If there are no ALPN values or no ALPN extension then we print “00” as the value in the fingerprint.
+    */
+    let alpn = "00";
+    for (const ext of tlsr.handshake.value.extensions.value) {
+        if (ext.type.value === "application_layer_protocol_negotiation") {
+            alpn = parseFirstALPNValue(ext.value.data);
+            alpn = alpn.charAt(0) + alpn.charAt(alpn.length - 1);
+            if (alpn.charCodeAt(0) > 127) alpn = "99";
+            break;
+        }
+    }
+
+    /* Chosen Cipher
+        The hex value of the chosen cipher suite
+    */
+    const cipher = toHexFast(tlsr.handshake.value.cipherSuite.data);
+
+    /* Extension hash
+        A 12 character truncated sha256 hash of the list of extensions.
+        The extension list is created using the 4 character hex values of the extensions, lower case, comma delimited.
+    */
+    const extensionsList = [];
+    for (const ext of tlsr.handshake.value.extensions.value) {
+        extensionsList.push(toHexFast(ext.type.data));
+    }
+    const extensionsRaw = extensionsList.join(",");
+    const extensionsHash = runHash(
+        "sha256",
+        Utils.strToArrayBuffer(extensionsRaw)
+    ).substring(0, 12);
+
+    return {
+        "JA4S":    `${ptype}${version}${extLen}${alpn}_${cipher}_${extensionsHash}`,
+        "JA4S_r":  `${ptype}${version}${extLen}${alpn}_${cipher}_${extensionsRaw}`,
+    };
+}
+
+
+/**
+ * Takes a TLS version value and returns a JA4 TLS version string
+ * @param {Uint8Array} version - Two byte array of version number
+ * @returns {string}
+ */
+function tlsVersionMapper(version) {
+    switch (version) {
+        case 0x0304: return "13"; // TLS 1.3
+        case 0x0303: return "12"; // TLS 1.2
+        case 0x0302: return "11"; // TLS 1.1
+        case 0x0301: return "10"; // TLS 1.0
+        case 0x0300: return "s3"; // SSL 3.0
+        case 0x0200: return "s2"; // SSL 2.0
+        case 0x0100: return "s1"; // SSL 1.0
+        default: return "00"; // Unknown
+    }
+}

src/core/lib/LZNT1.mjs

@@ -0,0 +1,88 @@
+/**
+ *
+ * LZNT1 Decompress.
+ *
+ * @author 0xThiebaut [thiebaut.dev]
+ * @copyright Crown Copyright 2023
+ * @license Apache-2.0
+ *
+ * https://github.com/Velocidex/go-ntfs/blob/master/parser%2Flznt1.go
+ */
+
+import Utils from "../Utils.mjs";
+import OperationError from "../errors/OperationError.mjs";
+
+const COMPRESSED_MASK = 1 << 15,
+    SIZE_MASK = (1 << 12) - 1;
+
+/**
+ * @param {number} offset
+ * @returns {number}
+ */
+function getDisplacement(offset) {
+    let result = 0;
+    while (offset >= 0x10) {
+        offset >>= 1;
+        result += 1;
+    }
+    return result;
+}
+
+/**
+ * @param {byteArray} compressed
+ * @returns {byteArray}
+ */
+export function decompress(compressed) {
+    const decompressed = Array();
+    let coffset = 0;
+
+    while (coffset + 2 <= compressed.length) {
+        const doffset = decompressed.length;
+
+        const blockHeader = Utils.byteArrayToInt(compressed.slice(coffset, coffset + 2), "little");
+        coffset += 2;
+
+        const size = blockHeader & SIZE_MASK;
+        const blockEnd = coffset + size + 1;
+
+        if (size === 0) {
+            break;
+        } else if (compressed.length < coffset + size) {
+            throw new OperationError("Malformed LZNT1 stream: Block too small! Has the stream been truncated?");
+        }
+
+        if ((blockHeader & COMPRESSED_MASK) !== 0) {
+            while (coffset < blockEnd) {
+                let header = compressed[coffset++];
+
+                for (let i = 0; i < 8 && coffset < blockEnd; i++) {
+                    if ((header & 1) === 0) {
+                        decompressed.push(compressed[coffset++]);
+                    } else {
+                        const pointer = Utils.byteArrayToInt(compressed.slice(coffset, coffset + 2), "little");
+                        coffset += 2;
+
+                        const displacement = getDisplacement(decompressed.length - doffset - 1);
+                        const symbolOffset = (pointer >> (12 - displacement)) + 1;
+                        const symbolLength = (pointer & (0xFFF >> displacement)) + 2;
+                        const shiftOffset = decompressed.length - symbolOffset;
+
+                        for (let shiftDelta = 0; shiftDelta < symbolLength + 1; shiftDelta++) {
+                            const shift = shiftOffset + shiftDelta;
+                            if (shift < 0 || decompressed.length <= shift) {
+                                throw new OperationError("Malformed LZNT1 stream: Invalid shift!");
+                            }
+                            decompressed.push(decompressed[shift]);
+                        }
+                    }
+                    header >>= 1;
+                }
+            }
+        } else {
+            decompressed.push(...compressed.slice(coffset, coffset + size + 1));
+            coffset += size + 1;
+        }
+    }
+
+    return decompressed;
+}

src/core/lib/Magic.mjs

@@ -3,6 +3,7 @@ import Utils, { isWorkerEnvironment } from "../Utils.mjs";
 import Recipe from "../Recipe.mjs";
 import Dish from "../Dish.mjs";
 import {detectFileType, isType} from "./FileType.mjs";
+import {isUTF8} from "./ChrEnc.mjs";
 import chiSquared from "chi-squared";
 
 /**
@@ -111,82 +112,6 @@ class Magic {
         };
     }
 
-    /**
-     * Detects whether the input buffer is valid UTF8.
-     *
-     * @returns {boolean}
-     */
-    isUTF8() {
-        const bytes = new Uint8Array(this.inputBuffer);
-        let i = 0;
-        while (i < bytes.length) {
-            if (( // ASCII
-                bytes[i] === 0x09 ||
-                bytes[i] === 0x0A ||
-                bytes[i] === 0x0D ||
-                (0x20 <= bytes[i] && bytes[i] <= 0x7E)
-            )) {
-                i += 1;
-                continue;
-            }
-
-            if (( // non-overlong 2-byte
-                (0xC2 <= bytes[i] && bytes[i] <= 0xDF) &&
-                (0x80 <= bytes[i+1] && bytes[i+1] <= 0xBF)
-            )) {
-                i += 2;
-                continue;
-            }
-
-            if (( // excluding overlongs
-                bytes[i] === 0xE0 &&
-                (0xA0 <= bytes[i + 1] && bytes[i + 1] <= 0xBF) &&
-                (0x80 <= bytes[i + 2] && bytes[i + 2] <= 0xBF)
-            ) ||
-            ( // straight 3-byte
-                ((0xE1 <= bytes[i] && bytes[i] <= 0xEC) ||
-                bytes[i] === 0xEE ||
-                bytes[i] === 0xEF) &&
-                (0x80 <= bytes[i + 1] && bytes[i+1] <= 0xBF) &&
-                (0x80 <= bytes[i+2] && bytes[i+2] <= 0xBF)
-            ) ||
-            ( // excluding surrogates
-                bytes[i] === 0xED &&
-                (0x80 <= bytes[i+1] && bytes[i+1] <= 0x9F) &&
-                (0x80 <= bytes[i+2] && bytes[i+2] <= 0xBF)
-            )) {
-                i += 3;
-                continue;
-            }
-
-            if (( // planes 1-3
-                bytes[i] === 0xF0 &&
-                (0x90 <= bytes[i + 1] && bytes[i + 1] <= 0xBF) &&
-                (0x80 <= bytes[i + 2] && bytes[i + 2] <= 0xBF) &&
-                (0x80 <= bytes[i + 3] && bytes[i + 3] <= 0xBF)
-            ) ||
-            ( // planes 4-15
-                (0xF1 <= bytes[i] && bytes[i] <= 0xF3) &&
-                (0x80 <= bytes[i + 1] && bytes[i + 1] <= 0xBF) &&
-                (0x80 <= bytes[i + 2] && bytes[i + 2] <= 0xBF) &&
-                (0x80 <= bytes[i + 3] && bytes[i + 3] <= 0xBF)
-            ) ||
-            ( // plane 16
-                bytes[i] === 0xF4 &&
-                (0x80 <= bytes[i + 1] && bytes[i + 1] <= 0x8F) &&
-                (0x80 <= bytes[i + 2] && bytes[i + 2] <= 0xBF) &&
-                (0x80 <= bytes[i + 3] && bytes[i + 3] <= 0xBF)
-            )) {
-                i += 4;
-                continue;
-            }
-
-            return false;
-        }
-
-        return true;
-    }
-
     /**
      * Calculates the Shannon entropy of the input data.
      *
@@ -336,7 +261,7 @@ class Magic {
             data: this.inputStr.slice(0, 100),
             languageScores: this.detectLanguage(extLang),
             fileType: this.detectFileType(),
-            isUTF8: this.isUTF8(),
+            isUTF8: !!isUTF8(this.inputBuffer),
             entropy: this.calcEntropy(),
             matchingOps: matchingOps,
             useful: useful,

src/core/lib/QRCode.mjs

@@ -10,8 +10,7 @@ import OperationError from "../errors/OperationError.mjs";
 import jsQR from "jsqr";
 import qr from "qr-image";
 import Utils from "../Utils.mjs";
-import jimplib from "jimp/es/index.js";
-const jimp = jimplib.default ? jimplib.default : jimplib;
+import jimp from "jimp";
 
 /**
  * Parses a QR code image from an image

src/core/lib/Salsa20.mjs

@@ -0,0 +1,144 @@
+/**
+ * @author joostrijneveld [joost@joostrijneveld.nl]
+ * @copyright Crown Copyright 2024
+ * @license Apache-2.0
+ */
+
+import Utils from "../Utils.mjs";
+
+/**
+ * Computes the Salsa20 permute function
+ *
+ * @param {byteArray} x
+ * @param {integer} rounds
+ */
+function salsa20Permute(x, rounds) {
+    /**
+     * Macro to compute a 32-bit rotate-left operation
+     *
+     * @param {integer} x
+     * @param {integer} n
+     * @returns {integer}
+     */
+    function ROL32(x, n) {
+        return ((x << n) & 0xFFFFFFFF) | (x >>> (32 - n));
+    }
+
+    /**
+     * Macro to compute a single Salsa20 quarterround operation
+     *
+     * @param {integer} x
+     * @param {integer} a
+     * @param {integer} b
+     * @param {integer} c
+     * @param {integer} d
+     * @returns {integer}
+     */
+    function quarterround(x, a, b, c, d) {
+        x[b] ^= ROL32((x[a] + x[d]) & 0xFFFFFFFF, 7);
+        x[c] ^= ROL32((x[b] + x[a]) & 0xFFFFFFFF, 9);
+        x[d] ^= ROL32((x[c] + x[b]) & 0xFFFFFFFF, 13);
+        x[a] ^= ROL32((x[d] + x[c]) & 0xFFFFFFFF, 18);
+    }
+
+    for (let i = 0; i < rounds / 2; i++)  {
+        quarterround(x, 0, 4, 8, 12);
+        quarterround(x, 5, 9, 13, 1);
+        quarterround(x, 10, 14, 2, 6);
+        quarterround(x, 15, 3, 7, 11);
+        quarterround(x, 0, 1, 2, 3);
+        quarterround(x, 5, 6, 7, 4);
+        quarterround(x, 10, 11, 8, 9);
+        quarterround(x, 15, 12, 13, 14);
+    }
+}
+
+/**
+ * Computes the Salsa20 block function
+ *
+ * @param {byteArray} key
+ * @param {byteArray} nonce
+ * @param {byteArray} counter
+ * @param {integer} rounds
+ * @returns {byteArray}
+ */
+export function salsa20Block(key, nonce, counter, rounds) {
+    const tau = "expand 16-byte k";
+    const sigma = "expand 32-byte k";
+    let state, c;
+    if (key.length === 16) {
+        c = Utils.strToByteArray(tau);
+        key = key.concat(key);
+    } else {
+        c = Utils.strToByteArray(sigma);
+    }
+
+    state = c.slice(0, 4);
+    state = state.concat(key.slice(0, 16));
+    state = state.concat(c.slice(4, 8));
+    state = state.concat(nonce);
+    state = state.concat(counter);
+    state = state.concat(c.slice(8, 12));
+    state = state.concat(key.slice(16, 32));
+    state = state.concat(c.slice(12, 16));
+
+    const x = Array();
+    for (let i = 0; i < 64; i += 4) {
+        x.push(Utils.byteArrayToInt(state.slice(i, i + 4), "little"));
+    }
+    const a = [...x];
+
+    salsa20Permute(x, rounds);
+
+    for (let i = 0; i < 16; i++) {
+        x[i] = (x[i] + a[i]) & 0xFFFFFFFF;
+    }
+
+    let output = Array();
+    for (let i = 0; i < 16; i++) {
+        output = output.concat(Utils.intToByteArray(x[i], 4, "little"));
+    }
+    return output;
+}
+
+/**
+ * Computes the hSalsa20 function
+ *
+ * @param {byteArray} key
+ * @param {byteArray} nonce
+ * @param {integer} rounds
+ * @returns {byteArray}
+ */
+export function hsalsa20(key, nonce, rounds) {
+    const tau = "expand 16-byte k";
+    const sigma = "expand 32-byte k";
+    let state, c;
+    if (key.length === 16) {
+        c = Utils.strToByteArray(tau);
+        key = key.concat(key);
+    } else {
+        c = Utils.strToByteArray(sigma);
+    }
+
+    state = c.slice(0, 4);
+    state = state.concat(key.slice(0, 16));
+    state = state.concat(c.slice(4, 8));
+    state = state.concat(nonce);
+    state = state.concat(c.slice(8, 12));
+    state = state.concat(key.slice(16, 32));
+    state = state.concat(c.slice(12, 16));
+
+    const x = Array();
+    for (let i = 0; i < 64; i += 4) {
+        x.push(Utils.byteArrayToInt(state.slice(i, i + 4), "little"));
+    }
+
+    salsa20Permute(x, rounds);
+
+    let output = Array();
+    const idx = [0, 5, 10, 15, 6, 7, 8, 9];
+    for (let i = 0; i < 8; i++) {
+        output = output.concat(Utils.intToByteArray(x[idx[i]], 4, "little"));
+    }
+    return output;
+}

src/core/lib/Sort.mjs

@@ -103,3 +103,15 @@ export function hexadecimalSort(a, b) {
 
     return a.localeCompare(b);
 }
+
+/**
+ * Comparison operation for sorting by length
+ *
+ * @param {string} a
+ * @param {string} b
+ * @returns {number}
+ */
+export function lengthSort(a, b) {
+    return a.length - b.length;
+}
+

src/core/lib/Stream.mjs

@@ -18,12 +18,23 @@ export default class Stream {
      * Stream constructor.
      *
      * @param {Uint8Array} input
+     * @param {number} pos
+     * @param {number} bitPos
      */
-    constructor(input) {
+    constructor(input, pos=0, bitPos=0) {
         this.bytes = input;
         this.length = this.bytes.length;
-        this.position = 0;
-        this.bitPos = 0;
+        this.position = pos;
+        this.bitPos = bitPos;
+    }
+
+    /**
+     * Clone this Stream returning a new identical Stream.
+     *
+     * @returns {Stream}
+     */
+    clone() {
+        return new Stream(this.bytes, this.position, this.bitPos);
     }
 
     /**

src/core/lib/TLS.mjs

@@ -0,0 +1,877 @@
+/**
+ * TLS resources.
+ *
+ * @author n1474335 [n1474335@gmail.com]
+ * @copyright Crown Copyright 2024
+ * @license Apache-2.0
+ */
+
+import OperationError from "../errors/OperationError.mjs";
+import Stream from "../lib/Stream.mjs";
+
+/**
+ * Parse a TLS Record
+ * @param {Uint8Array} bytes
+ * @returns {JSON}
+ */
+export function parseTLSRecord(bytes) {
+    const s = new Stream(bytes);
+    const b = s.clone();
+    const r = {};
+
+    // Content type
+    r.contentType = {
+        description: "Content Type",
+        length: 1,
+        data: b.getBytes(1),
+        value: s.readInt(1)
+    };
+    if (r.contentType.value !== 0x16)
+        throw new OperationError("Not handshake data.");
+
+    // Version
+    r.version = {
+        description: "Protocol Version",
+        length: 2,
+        data: b.getBytes(2),
+        value: s.readInt(2)
+    };
+
+    // Length
+    r.length = {
+        description: "Record Length",
+        length: 2,
+        data: b.getBytes(2),
+        value: s.readInt(2)
+    };
+    if (s.length !== r.length.value + 5)
+        throw new OperationError("Incorrect handshake length.");
+
+    // Handshake
+    r.handshake = {
+        description: "Handshake",
+        length: r.length.value,
+        data: b.getBytes(r.length.value),
+        value: parseHandshake(s.getBytes(r.length.value))
+    };
+
+    return r;
+}
+
+/**
+ * Parse a TLS Handshake
+ * @param {Uint8Array} bytes
+ * @returns {JSON}
+ */
+function parseHandshake(bytes) {
+    const s = new Stream(bytes);
+    const b = s.clone();
+    const h = {};
+
+    // Handshake type
+    h.handshakeType = {
+        description: "Handshake Type",
+        length: 1,
+        data: b.getBytes(1),
+        value: s.readInt(1)
+    };
+
+    // Handshake length
+    h.handshakeLength = {
+        description: "Handshake Length",
+        length: 3,
+        data: b.getBytes(3),
+        value: s.readInt(3)
+    };
+    if (s.length !== h.handshakeLength.value + 4)
+        throw new OperationError("Not enough data in Handshake message.");
+
+
+    switch (h.handshakeType.value) {
+        case 0x01:
+            h.handshakeType.description = "Client Hello";
+            parseClientHello(s, b, h);
+            break;
+        case 0x02:
+            h.handshakeType.description = "Server Hello";
+            parseServerHello(s, b, h);
+            break;
+        default:
+            throw new OperationError("Not a known handshake message.");
+    }
+
+    return h;
+}
+
+/**
+ * Parse a TLS Client Hello
+ * @param {Stream} s
+ * @param {Stream} b
+ * @param {Object} h
+ * @returns {JSON}
+ */
+function parseClientHello(s, b, h) {
+    // Hello version
+    h.helloVersion = {
+        description: "Client Hello Version",
+        length: 2,
+        data: b.getBytes(2),
+        value: s.readInt(2)
+    };
+
+    // Random
+    h.random = {
+        description: "Client Random",
+        length: 32,
+        data: b.getBytes(32),
+        value: s.getBytes(32)
+    };
+
+    // Session ID Length
+    h.sessionIDLength = {
+        description: "Session ID Length",
+        length: 1,
+        data: b.getBytes(1),
+        value: s.readInt(1)
+    };
+
+    // Session ID
+    h.sessionID = {
+        description: "Session ID",
+        length: h.sessionIDLength.value,
+        data: b.getBytes(h.sessionIDLength.value),
+        value: s.getBytes(h.sessionIDLength.value)
+    };
+
+    // Cipher Suites Length
+    h.cipherSuitesLength = {
+        description: "Cipher Suites Length",
+        length: 2,
+        data: b.getBytes(2),
+        value: s.readInt(2)
+    };
+
+    // Cipher Suites
+    h.cipherSuites = {
+        description: "Cipher Suites",
+        length: h.cipherSuitesLength.value,
+        data: b.getBytes(h.cipherSuitesLength.value),
+        value: parseCipherSuites(s.getBytes(h.cipherSuitesLength.value))
+    };
+
+    // Compression Methods Length
+    h.compressionMethodsLength = {
+        description: "Compression Methods Length",
+        length: 1,
+        data: b.getBytes(1),
+        value: s.readInt(1)
+    };
+
+    // Compression Methods
+    h.compressionMethods = {
+        description: "Compression Methods",
+        length: h.compressionMethodsLength.value,
+        data: b.getBytes(h.compressionMethodsLength.value),
+        value: parseCompressionMethods(s.getBytes(h.compressionMethodsLength.value))
+    };
+
+    // Extensions Length
+    h.extensionsLength = {
+        description: "Extensions Length",
+        length: 2,
+        data: b.getBytes(2),
+        value: s.readInt(2)
+    };
+
+    // Extensions
+    h.extensions = {
+        description: "Extensions",
+        length: h.extensionsLength.value,
+        data: b.getBytes(h.extensionsLength.value),
+        value: parseExtensions(s.getBytes(h.extensionsLength.value))
+    };
+
+    return h;
+}
+
+/**
+ * Parse a TLS Server Hello
+ * @param {Stream} s
+ * @param {Stream} b
+ * @param {Object} h
+ * @returns {JSON}
+ */
+function parseServerHello(s, b, h) {
+    // Hello version
+    h.helloVersion = {
+        description: "Server Hello Version",
+        length: 2,
+        data: b.getBytes(2),
+        value: s.readInt(2)
+    };
+
+    // Random
+    h.random = {
+        description: "Server Random",
+        length: 32,
+        data: b.getBytes(32),
+        value: s.getBytes(32)
+    };
+
+    // Session ID Length
+    h.sessionIDLength = {
+        description: "Session ID Length",
+        length: 1,
+        data: b.getBytes(1),
+        value: s.readInt(1)
+    };
+
+    // Session ID
+    h.sessionID = {
+        description: "Session ID",
+        length: h.sessionIDLength.value,
+        data: b.getBytes(h.sessionIDLength.value),
+        value: s.getBytes(h.sessionIDLength.value)
+    };
+
+    // Cipher Suite
+    h.cipherSuite = {
+        description: "Selected Cipher Suite",
+        length: 2,
+        data: b.getBytes(2),
+        value: CIPHER_SUITES_LOOKUP[s.readInt(2)] || "Unknown"
+    };
+
+    // Compression Method
+    h.compressionMethod = {
+        description: "Selected Compression Method",
+        length: 1,
+        data: b.getBytes(1),
+        value: s.readInt(1) // TODO: Compression method name here
+    };
+
+    // Extensions Length
+    h.extensionsLength = {
+        description: "Extensions Length",
+        length: 2,
+        data: b.getBytes(2),
+        value: s.readInt(2)
+    };
+
+    // Extensions
+    h.extensions = {
+        description: "Extensions",
+        length: h.extensionsLength.value,
+        data: b.getBytes(h.extensionsLength.value),
+        value: parseExtensions(s.getBytes(h.extensionsLength.value))
+    };
+}
+
+/**
+ * Parse Cipher Suites
+ * @param {Uint8Array} bytes
+ * @returns {JSON}
+ */
+function parseCipherSuites(bytes) {
+    const s = new Stream(bytes);
+    const b = s.clone();
+    const cs = [];
+
+    while (s.hasMore()) {
+        cs.push({
+            description: "Cipher Suite",
+            length: 2,
+            data: b.getBytes(2),
+            value: CIPHER_SUITES_LOOKUP[s.readInt(2)] || "Unknown"
+        });
+    }
+    return cs;
+}
+
+/**
+ * Parse Compression Methods
+ * @param {Uint8Array} bytes
+ * @returns {JSON}
+ */
+function parseCompressionMethods(bytes) {
+    const s = new Stream(bytes);
+    const b = s.clone();
+    const cm = [];
+
+    while (s.hasMore()) {
+        cm.push({
+            description: "Compression Method",
+            length: 1,
+            data: b.getBytes(1),
+            value: s.readInt(1) // TODO: Compression method name here
+        });
+    }
+    return cm;
+}
+
+/**
+ * Parse Extensions
+ * @param {Uint8Array} bytes
+ * @returns {JSON}
+ */
+function parseExtensions(bytes) {
+    const s = new Stream(bytes);
+    const b = s.clone();
+
+    const exts = [];
+    while (s.hasMore()) {
+        const ext = {};
+
+        // Type
+        ext.type = {
+            description: "Extension Type",
+            length: 2,
+            data: b.getBytes(2),
+            value: EXTENSION_LOOKUP[s.readInt(2)] || "unknown"
+        };
+
+        // Length
+        ext.length = {
+            description: "Extension Length",
+            length: 2,
+            data: b.getBytes(2),
+            value: s.readInt(2)
+        };
+
+        // Value
+        ext.value = {
+            description: "Extension Value",
+            length: ext.length.value,
+            data: b.getBytes(ext.length.value),
+            value: s.getBytes(ext.length.value)
+        };
+
+        exts.push(ext);
+    }
+
+    return exts;
+}
+
+/**
+ * Extension type lookup table
+ */
+const EXTENSION_LOOKUP = {
+    0: "server_name",
+    1: "max_fragment_length",
+    2: "client_certificate_url",
+    3: "trusted_ca_keys",
+    4: "truncated_hmac",
+    5: "status_request",
+    6: "user_mapping",
+    7: "client_authz",
+    8: "server_authz",
+    9: "cert_type",
+    10: "supported_groups",
+    11: "ec_point_formats",
+    12: "srp",
+    13: "signature_algorithms",
+    14: "use_srtp",
+    15: "heartbeat",
+    16: "application_layer_protocol_negotiation",
+    17: "status_request_v2",
+    18: "signed_certificate_timestamp",
+    19: "client_certificate_type",
+    20: "server_certificate_type",
+    21: "padding",
+    22: "encrypt_then_mac",
+    23: "extended_master_secret",
+    24: "token_binding",
+    25: "cached_info",
+    26: "tls_lts",
+    27: "compress_certificate",
+    28: "record_size_limit",
+    29: "pwd_protect",
+    30: "pwd_clear",
+    31: "password_salt",
+    32: "ticket_pinning",
+    33: "tls_cert_with_extern_psk",
+    34: "delegated_credential",
+    35: "session_ticket",
+    36: "TLMSP",
+    37: "TLMSP_proxying",
+    38: "TLMSP_delegate",
+    39: "supported_ekt_ciphers",
+    40: "Reserved",
+    41: "pre_shared_key",
+    42: "early_data",
+    43: "supported_versions",
+    44: "cookie",
+    45: "psk_key_exchange_modes",
+    46: "Reserved",
+    47: "certificate_authorities",
+    48: "oid_filters",
+    49: "post_handshake_auth",
+    50: "signature_algorithms_cert",
+    51: "key_share",
+    52: "transparency_info",
+    53: "connection_id (deprecated)",
+    54: "connection_id",
+    55: "external_id_hash",
+    56: "external_session_id",
+    57: "quic_transport_parameters",
+    58: "ticket_request",
+    59: "dnssec_chain",
+    60: "sequence_number_encryption_algorithms",
+    61: "rrc",
+    2570: "GREASE",
+    6682: "GREASE",
+    10794: "GREASE",
+    14906: "GREASE",
+    17513: "application_settings",
+    19018: "GREASE",
+    23130: "GREASE",
+    27242: "GREASE",
+    31354: "GREASE",
+    35466: "GREASE",
+    39578: "GREASE",
+    43690: "GREASE",
+    47802: "GREASE",
+    51914: "GREASE",
+    56026: "GREASE",
+    60138: "GREASE",
+    64250: "GREASE",
+    64768: "ech_outer_extensions",
+    65037: "encrypted_client_hello",
+    65281: "renegotiation_info"
+};
+
+/**
+ * Cipher suites lookup table
+ */
+const CIPHER_SUITES_LOOKUP = {
+    0x0000: "TLS_NULL_WITH_NULL_NULL",
+    0x0001: "TLS_RSA_WITH_NULL_MD5",
+    0x0002: "TLS_RSA_WITH_NULL_SHA",
+    0x0003: "TLS_RSA_EXPORT_WITH_RC4_40_MD5",
+    0x0004: "TLS_RSA_WITH_RC4_128_MD5",
+    0x0005: "TLS_RSA_WITH_RC4_128_SHA",
+    0x0006: "TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5",
+    0x0007: "TLS_RSA_WITH_IDEA_CBC_SHA",
+    0x0008: "TLS_RSA_EXPORT_WITH_DES40_CBC_SHA",
+    0x0009: "TLS_RSA_WITH_DES_CBC_SHA",
+    0x000A: "TLS_RSA_WITH_3DES_EDE_CBC_SHA",
+    0x000B: "TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA",
+    0x000C: "TLS_DH_DSS_WITH_DES_CBC_SHA",
+    0x000D: "TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA",
+    0x000E: "TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA",
+    0x000F: "TLS_DH_RSA_WITH_DES_CBC_SHA",
+    0x0010: "TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA",
+    0x0011: "TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA",
+    0x0012: "TLS_DHE_DSS_WITH_DES_CBC_SHA",
+    0x0013: "TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA",
+    0x0014: "TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA",
+    0x0015: "TLS_DHE_RSA_WITH_DES_CBC_SHA",
+    0x0016: "TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA",
+    0x0017: "TLS_DH_anon_EXPORT_WITH_RC4_40_MD5",
+    0x0018: "TLS_DH_anon_WITH_RC4_128_MD5",
+    0x0019: "TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA",
+    0x001A: "TLS_DH_anon_WITH_DES_CBC_SHA",
+    0x001B: "TLS_DH_anon_WITH_3DES_EDE_CBC_SHA",
+    0x001E: "TLS_KRB5_WITH_DES_CBC_SHA",
+    0x001F: "TLS_KRB5_WITH_3DES_EDE_CBC_SHA",
+    0x0020: "TLS_KRB5_WITH_RC4_128_SHA",
+    0x0021: "TLS_KRB5_WITH_IDEA_CBC_SHA",
+    0x0022: "TLS_KRB5_WITH_DES_CBC_MD5",
+    0x0023: "TLS_KRB5_WITH_3DES_EDE_CBC_MD5",
+    0x0024: "TLS_KRB5_WITH_RC4_128_MD5",
+    0x0025: "TLS_KRB5_WITH_IDEA_CBC_MD5",
+    0x0026: "TLS_KRB5_EXPORT_WITH_DES_CBC_40_SHA",
+    0x0027: "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_SHA",
+    0x0028: "TLS_KRB5_EXPORT_WITH_RC4_40_SHA",
+    0x0029: "TLS_KRB5_EXPORT_WITH_DES_CBC_40_MD5",
+    0x002A: "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_MD5",
+    0x002B: "TLS_KRB5_EXPORT_WITH_RC4_40_MD5",
+    0x002C: "TLS_PSK_WITH_NULL_SHA",
+    0x002D: "TLS_DHE_PSK_WITH_NULL_SHA",
+    0x002E: "TLS_RSA_PSK_WITH_NULL_SHA",
+    0x002F: "TLS_RSA_WITH_AES_128_CBC_SHA",
+    0x0030: "TLS_DH_DSS_WITH_AES_128_CBC_SHA",
+    0x0031: "TLS_DH_RSA_WITH_AES_128_CBC_SHA",
+    0x0032: "TLS_DHE_DSS_WITH_AES_128_CBC_SHA",
+    0x0033: "TLS_DHE_RSA_WITH_AES_128_CBC_SHA",
+    0x0034: "TLS_DH_anon_WITH_AES_128_CBC_SHA",
+    0x0035: "TLS_RSA_WITH_AES_256_CBC_SHA",
+    0x0036: "TLS_DH_DSS_WITH_AES_256_CBC_SHA",
+    0x0037: "TLS_DH_RSA_WITH_AES_256_CBC_SHA",
+    0x0038: "TLS_DHE_DSS_WITH_AES_256_CBC_SHA",
+    0x0039: "TLS_DHE_RSA_WITH_AES_256_CBC_SHA",
+    0x003A: "TLS_DH_anon_WITH_AES_256_CBC_SHA",
+    0x003B: "TLS_RSA_WITH_NULL_SHA256",
+    0x003C: "TLS_RSA_WITH_AES_128_CBC_SHA256",
+    0x003D: "TLS_RSA_WITH_AES_256_CBC_SHA256",
+    0x003E: "TLS_DH_DSS_WITH_AES_128_CBC_SHA256",
+    0x003F: "TLS_DH_RSA_WITH_AES_128_CBC_SHA256",
+    0x0040: "TLS_DHE_DSS_WITH_AES_128_CBC_SHA256",
+    0x0041: "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA",
+    0x0042: "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA",
+    0x0043: "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA",
+    0x0044: "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA",
+    0x0045: "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA",
+    0x0046: "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA",
+    0x0067: "TLS_DHE_RSA_WITH_AES_128_CBC_SHA256",
+    0x0068: "TLS_DH_DSS_WITH_AES_256_CBC_SHA256",
+    0x0069: "TLS_DH_RSA_WITH_AES_256_CBC_SHA256",
+    0x006A: "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256",
+    0x006B: "TLS_DHE_RSA_WITH_AES_256_CBC_SHA256",
+    0x006C: "TLS_DH_anon_WITH_AES_128_CBC_SHA256",
+    0x006D: "TLS_DH_anon_WITH_AES_256_CBC_SHA256",
+    0x0084: "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA",
+    0x0085: "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA",
+    0x0086: "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA",
+    0x0087: "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA",
+    0x0088: "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA",
+    0x0089: "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA",
+    0x008A: "TLS_PSK_WITH_RC4_128_SHA",
+    0x008B: "TLS_PSK_WITH_3DES_EDE_CBC_SHA",
+    0x008C: "TLS_PSK_WITH_AES_128_CBC_SHA",
+    0x008D: "TLS_PSK_WITH_AES_256_CBC_SHA",
+    0x008E: "TLS_DHE_PSK_WITH_RC4_128_SHA",
+    0x008F: "TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA",
+    0x0090: "TLS_DHE_PSK_WITH_AES_128_CBC_SHA",
+    0x0091: "TLS_DHE_PSK_WITH_AES_256_CBC_SHA",
+    0x0092: "TLS_RSA_PSK_WITH_RC4_128_SHA",
+    0x0093: "TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA",
+    0x0094: "TLS_RSA_PSK_WITH_AES_128_CBC_SHA",
+    0x0095: "TLS_RSA_PSK_WITH_AES_256_CBC_SHA",
+    0x0096: "TLS_RSA_WITH_SEED_CBC_SHA",
+    0x0097: "TLS_DH_DSS_WITH_SEED_CBC_SHA",
+    0x0098: "TLS_DH_RSA_WITH_SEED_CBC_SHA",
+    0x0099: "TLS_DHE_DSS_WITH_SEED_CBC_SHA",
+    0x009A: "TLS_DHE_RSA_WITH_SEED_CBC_SHA",
+    0x009B: "TLS_DH_anon_WITH_SEED_CBC_SHA",
+    0x009C: "TLS_RSA_WITH_AES_128_GCM_SHA256",
+    0x009D: "TLS_RSA_WITH_AES_256_GCM_SHA384",
+    0x009E: "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256",
+    0x009F: "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384",
+    0x00A0: "TLS_DH_RSA_WITH_AES_128_GCM_SHA256",
+    0x00A1: "TLS_DH_RSA_WITH_AES_256_GCM_SHA384",
+    0x00A2: "TLS_DHE_DSS_WITH_AES_128_GCM_SHA256",
+    0x00A3: "TLS_DHE_DSS_WITH_AES_256_GCM_SHA384",
+    0x00A4: "TLS_DH_DSS_WITH_AES_128_GCM_SHA256",
+    0x00A5: "TLS_DH_DSS_WITH_AES_256_GCM_SHA384",
+    0x00A6: "TLS_DH_anon_WITH_AES_128_GCM_SHA256",
+    0x00A7: "TLS_DH_anon_WITH_AES_256_GCM_SHA384",
+    0x00A8: "TLS_PSK_WITH_AES_128_GCM_SHA256",
+    0x00A9: "TLS_PSK_WITH_AES_256_GCM_SHA384",
+    0x00AA: "TLS_DHE_PSK_WITH_AES_128_GCM_SHA256",
+    0x00AB: "TLS_DHE_PSK_WITH_AES_256_GCM_SHA384",
+    0x00AC: "TLS_RSA_PSK_WITH_AES_128_GCM_SHA256",
+    0x00AD: "TLS_RSA_PSK_WITH_AES_256_GCM_SHA384",
+    0x00AE: "TLS_PSK_WITH_AES_128_CBC_SHA256",
+    0x00AF: "TLS_PSK_WITH_AES_256_CBC_SHA384",
+    0x00B0: "TLS_PSK_WITH_NULL_SHA256",
+    0x00B1: "TLS_PSK_WITH_NULL_SHA384",
+    0x00B2: "TLS_DHE_PSK_WITH_AES_128_CBC_SHA256",
+    0x00B3: "TLS_DHE_PSK_WITH_AES_256_CBC_SHA384",
+    0x00B4: "TLS_DHE_PSK_WITH_NULL_SHA256",
+    0x00B5: "TLS_DHE_PSK_WITH_NULL_SHA384",
+    0x00B6: "TLS_RSA_PSK_WITH_AES_128_CBC_SHA256",
+    0x00B7: "TLS_RSA_PSK_WITH_AES_256_CBC_SHA384",
+    0x00B8: "TLS_RSA_PSK_WITH_NULL_SHA256",
+    0x00B9: "TLS_RSA_PSK_WITH_NULL_SHA384",
+    0x00BA: "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256",
+    0x00BB: "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256",
+    0x00BC: "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256",
+    0x00BD: "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256",
+    0x00BE: "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256",
+    0x00BF: "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256",
+    0x00C0: "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256",
+    0x00C1: "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256",
+    0x00C2: "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256",
+    0x00C3: "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256",
+    0x00C4: "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256",
+    0x00C5: "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256",
+    0x00C6: "TLS_SM4_GCM_SM3",
+    0x00C7: "TLS_SM4_CCM_SM3",
+    0x00FF: "TLS_EMPTY_RENEGOTIATION_INFO_SCSV",
+    0x0A0A: "GREASE",
+    0x1301: "TLS_AES_128_GCM_SHA256",
+    0x1302: "TLS_AES_256_GCM_SHA384",
+    0x1303: "TLS_CHACHA20_POLY1305_SHA256",
+    0x1304: "TLS_AES_128_CCM_SHA256",
+    0x1305: "TLS_AES_128_CCM_8_SHA256",
+    0x1306: "TLS_AEGIS_256_SHA512",
+    0x1307: "TLS_AEGIS_128L_SHA256",
+    0x1A1A: "GREASE",
+    0x2A2A: "GREASE",
+    0x3A3A: "GREASE",
+    0x4A4A: "GREASE",
+    0x5600: "TLS_FALLBACK_SCSV",
+    0x5A5A: "GREASE",
+    0x6A6A: "GREASE",
+    0x7A7A: "GREASE",
+    0x8A8A: "GREASE",
+    0x9A9A: "GREASE",
+    0xAAAA: "GREASE",
+    0xBABA: "GREASE",
+    0xC001: "TLS_ECDH_ECDSA_WITH_NULL_SHA",
+    0xC002: "TLS_ECDH_ECDSA_WITH_RC4_128_SHA",
+    0xC003: "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA",
+    0xC004: "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA",
+    0xC005: "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA",
+    0xC006: "TLS_ECDHE_ECDSA_WITH_NULL_SHA",
+    0xC007: "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA",
+    0xC008: "TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA",
+    0xC009: "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA",
+    0xC00A: "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA",
+    0xC00B: "TLS_ECDH_RSA_WITH_NULL_SHA",
+    0xC00C: "TLS_ECDH_RSA_WITH_RC4_128_SHA",
+    0xC00D: "TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA",
+    0xC00E: "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA",
+    0xC00F: "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA",
+    0xC010: "TLS_ECDHE_RSA_WITH_NULL_SHA",
+    0xC011: "TLS_ECDHE_RSA_WITH_RC4_128_SHA",
+    0xC012: "TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA",
+    0xC013: "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA",
+    0xC014: "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA",
+    0xC015: "TLS_ECDH_anon_WITH_NULL_SHA",
+    0xC016: "TLS_ECDH_anon_WITH_RC4_128_SHA",
+    0xC017: "TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA",
+    0xC018: "TLS_ECDH_anon_WITH_AES_128_CBC_SHA",
+    0xC019: "TLS_ECDH_anon_WITH_AES_256_CBC_SHA",
+    0xC01A: "TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA",
+    0xC01B: "TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA",
+    0xC01C: "TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA",
+    0xC01D: "TLS_SRP_SHA_WITH_AES_128_CBC_SHA",
+    0xC01E: "TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA",
+    0xC01F: "TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA",
+    0xC020: "TLS_SRP_SHA_WITH_AES_256_CBC_SHA",
+    0xC021: "TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA",
+    0xC022: "TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA",
+    0xC023: "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256",
+    0xC024: "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384",
+    0xC025: "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256",
+    0xC026: "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384",
+    0xC027: "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256",
+    0xC028: "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384",
+    0xC029: "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256",
+    0xC02A: "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384",
+    0xC02B: "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256",
+    0xC02C: "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384",
+    0xC02D: "TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256",
+    0xC02E: "TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384",
+    0xC02F: "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256",
+    0xC030: "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384",
+    0xC031: "TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256",
+    0xC032: "TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384",
+    0xC033: "TLS_ECDHE_PSK_WITH_RC4_128_SHA",
+    0xC034: "TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA",
+    0xC035: "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA",
+    0xC036: "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA",
+    0xC037: "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256",
+    0xC038: "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384",
+    0xC039: "TLS_ECDHE_PSK_WITH_NULL_SHA",
+    0xC03A: "TLS_ECDHE_PSK_WITH_NULL_SHA256",
+    0xC03B: "TLS_ECDHE_PSK_WITH_NULL_SHA384",
+    0xC03C: "TLS_RSA_WITH_ARIA_128_CBC_SHA256",
+    0xC03D: "TLS_RSA_WITH_ARIA_256_CBC_SHA384",
+    0xC03E: "TLS_DH_DSS_WITH_ARIA_128_CBC_SHA256",
+    0xC03F: "TLS_DH_DSS_WITH_ARIA_256_CBC_SHA384",
+    0xC040: "TLS_DH_RSA_WITH_ARIA_128_CBC_SHA256",
+    0xC041: "TLS_DH_RSA_WITH_ARIA_256_CBC_SHA384",
+    0xC042: "TLS_DHE_DSS_WITH_ARIA_128_CBC_SHA256",
+    0xC043: "TLS_DHE_DSS_WITH_ARIA_256_CBC_SHA384",
+    0xC044: "TLS_DHE_RSA_WITH_ARIA_128_CBC_SHA256",
+    0xC045: "TLS_DHE_RSA_WITH_ARIA_256_CBC_SHA384",
+    0xC046: "TLS_DH_anon_WITH_ARIA_128_CBC_SHA256",
+    0xC047: "TLS_DH_anon_WITH_ARIA_256_CBC_SHA384",
+    0xC048: "TLS_ECDHE_ECDSA_WITH_ARIA_128_CBC_SHA256",
+    0xC049: "TLS_ECDHE_ECDSA_WITH_ARIA_256_CBC_SHA384",
+    0xC04A: "TLS_ECDH_ECDSA_WITH_ARIA_128_CBC_SHA256",
+    0xC04B: "TLS_ECDH_ECDSA_WITH_ARIA_256_CBC_SHA384",
+    0xC04C: "TLS_ECDHE_RSA_WITH_ARIA_128_CBC_SHA256",
+    0xC04D: "TLS_ECDHE_RSA_WITH_ARIA_256_CBC_SHA384",
+    0xC04E: "TLS_ECDH_RSA_WITH_ARIA_128_CBC_SHA256",
+    0xC04F: "TLS_ECDH_RSA_WITH_ARIA_256_CBC_SHA384",
+    0xC050: "TLS_RSA_WITH_ARIA_128_GCM_SHA256",
+    0xC051: "TLS_RSA_WITH_ARIA_256_GCM_SHA384",
+    0xC052: "TLS_DHE_RSA_WITH_ARIA_128_GCM_SHA256",
+    0xC053: "TLS_DHE_RSA_WITH_ARIA_256_GCM_SHA384",
+    0xC054: "TLS_DH_RSA_WITH_ARIA_128_GCM_SHA256",
+    0xC055: "TLS_DH_RSA_WITH_ARIA_256_GCM_SHA384",
+    0xC056: "TLS_DHE_DSS_WITH_ARIA_128_GCM_SHA256",
+    0xC057: "TLS_DHE_DSS_WITH_ARIA_256_GCM_SHA384",
+    0xC058: "TLS_DH_DSS_WITH_ARIA_128_GCM_SHA256",
+    0xC059: "TLS_DH_DSS_WITH_ARIA_256_GCM_SHA384",
+    0xC05A: "TLS_DH_anon_WITH_ARIA_128_GCM_SHA256",
+    0xC05B: "TLS_DH_anon_WITH_ARIA_256_GCM_SHA384",
+    0xC05C: "TLS_ECDHE_ECDSA_WITH_ARIA_128_GCM_SHA256",
+    0xC05D: "TLS_ECDHE_ECDSA_WITH_ARIA_256_GCM_SHA384",
+    0xC05E: "TLS_ECDH_ECDSA_WITH_ARIA_128_GCM_SHA256",
+    0xC05F: "TLS_ECDH_ECDSA_WITH_ARIA_256_GCM_SHA384",
+    0xC060: "TLS_ECDHE_RSA_WITH_ARIA_128_GCM_SHA256",
+    0xC061: "TLS_ECDHE_RSA_WITH_ARIA_256_GCM_SHA384",
+    0xC062: "TLS_ECDH_RSA_WITH_ARIA_128_GCM_SHA256",
+    0xC063: "TLS_ECDH_RSA_WITH_ARIA_256_GCM_SHA384",
+    0xC064: "TLS_PSK_WITH_ARIA_128_CBC_SHA256",
+    0xC065: "TLS_PSK_WITH_ARIA_256_CBC_SHA384",
+    0xC066: "TLS_DHE_PSK_WITH_ARIA_128_CBC_SHA256",
+    0xC067: "TLS_DHE_PSK_WITH_ARIA_256_CBC_SHA384",
+    0xC068: "TLS_RSA_PSK_WITH_ARIA_128_CBC_SHA256",
+    0xC069: "TLS_RSA_PSK_WITH_ARIA_256_CBC_SHA384",
+    0xC06A: "TLS_PSK_WITH_ARIA_128_GCM_SHA256",
+    0xC06B: "TLS_PSK_WITH_ARIA_256_GCM_SHA384",
+    0xC06C: "TLS_DHE_PSK_WITH_ARIA_128_GCM_SHA256",
+    0xC06D: "TLS_DHE_PSK_WITH_ARIA_256_GCM_SHA384",
+    0xC06E: "TLS_RSA_PSK_WITH_ARIA_128_GCM_SHA256",
+    0xC06F: "TLS_RSA_PSK_WITH_ARIA_256_GCM_SHA384",
+    0xC070: "TLS_ECDHE_PSK_WITH_ARIA_128_CBC_SHA256",
+    0xC071: "TLS_ECDHE_PSK_WITH_ARIA_256_CBC_SHA384",
+    0xC072: "TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256",
+    0xC073: "TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384",
+    0xC074: "TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256",
+    0xC075: "TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384",
+    0xC076: "TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256",
+    0xC077: "TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384",
+    0xC078: "TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256",
+    0xC079: "TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384",
+    0xC07A: "TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256",
+    0xC07B: "TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384",
+    0xC07C: "TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256",
+    0xC07D: "TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384",
+    0xC07E: "TLS_DH_RSA_WITH_CAMELLIA_128_GCM_SHA256",
+    0xC07F: "TLS_DH_RSA_WITH_CAMELLIA_256_GCM_SHA384",
+    0xC080: "TLS_DHE_DSS_WITH_CAMELLIA_128_GCM_SHA256",
+    0xC081: "TLS_DHE_DSS_WITH_CAMELLIA_256_GCM_SHA384",
+    0xC082: "TLS_DH_DSS_WITH_CAMELLIA_128_GCM_SHA256",
+    0xC083: "TLS_DH_DSS_WITH_CAMELLIA_256_GCM_SHA384",
+    0xC084: "TLS_DH_anon_WITH_CAMELLIA_128_GCM_SHA256",
+    0xC085: "TLS_DH_anon_WITH_CAMELLIA_256_GCM_SHA384",
+    0xC086: "TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256",
+    0xC087: "TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384",
+    0xC088: "TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256",
+    0xC089: "TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384",
+    0xC08A: "TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256",
+    0xC08B: "TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384",
+    0xC08C: "TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256",
+    0xC08D: "TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384",
+    0xC08E: "TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256",
+    0xC08F: "TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384",
+    0xC090: "TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256",
+    0xC091: "TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384",
+    0xC092: "TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256",
+    0xC093: "TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384",
+    0xC094: "TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256",
+    0xC095: "TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384",
+    0xC096: "TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256",
+    0xC097: "TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384",
+    0xC098: "TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256",
+    0xC099: "TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384",
+    0xC09A: "TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256",
+    0xC09B: "TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384",
+    0xC09C: "TLS_RSA_WITH_AES_128_CCM",
+    0xC09D: "TLS_RSA_WITH_AES_256_CCM",
+    0xC09E: "TLS_DHE_RSA_WITH_AES_128_CCM",
+    0xC09F: "TLS_DHE_RSA_WITH_AES_256_CCM",
+    0xC0A0: "TLS_RSA_WITH_AES_128_CCM_8",
+    0xC0A1: "TLS_RSA_WITH_AES_256_CCM_8",
+    0xC0A2: "TLS_DHE_RSA_WITH_AES_128_CCM_8",
+    0xC0A3: "TLS_DHE_RSA_WITH_AES_256_CCM_8",
+    0xC0A4: "TLS_PSK_WITH_AES_128_CCM",
+    0xC0A5: "TLS_PSK_WITH_AES_256_CCM",
+    0xC0A6: "TLS_DHE_PSK_WITH_AES_128_CCM",
+    0xC0A7: "TLS_DHE_PSK_WITH_AES_256_CCM",
+    0xC0A8: "TLS_PSK_WITH_AES_128_CCM_8",
+    0xC0A9: "TLS_PSK_WITH_AES_256_CCM_8",
+    0xC0AA: "TLS_PSK_DHE_WITH_AES_128_CCM_8",
+    0xC0AB: "TLS_PSK_DHE_WITH_AES_256_CCM_8",
+    0xC0AC: "TLS_ECDHE_ECDSA_WITH_AES_128_CCM",
+    0xC0AD: "TLS_ECDHE_ECDSA_WITH_AES_256_CCM",
+    0xC0AE: "TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8",
+    0xC0AF: "TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8",
+    0xC0B0: "TLS_ECCPWD_WITH_AES_128_GCM_SHA256",
+    0xC0B1: "TLS_ECCPWD_WITH_AES_256_GCM_SHA384",
+    0xC0B2: "TLS_ECCPWD_WITH_AES_128_CCM_SHA256",
+    0xC0B3: "TLS_ECCPWD_WITH_AES_256_CCM_SHA384",
+    0xC0B4: "TLS_SHA256_SHA256",
+    0xC0B5: "TLS_SHA384_SHA384",
+    0xC100: "TLS_GOSTR341112_256_WITH_KUZNYECHIK_CTR_OMAC",
+    0xC101: "TLS_GOSTR341112_256_WITH_MAGMA_CTR_OMAC",
+    0xC102: "TLS_GOSTR341112_256_WITH_28147_CNT_IMIT",
+    0xC103: "TLS_GOSTR341112_256_WITH_KUZNYECHIK_MGM_L",
+    0xC104: "TLS_GOSTR341112_256_WITH_MAGMA_MGM_L",
+    0xC105: "TLS_GOSTR341112_256_WITH_KUZNYECHIK_MGM_S",
+    0xC106: "TLS_GOSTR341112_256_WITH_MAGMA_MGM_S",
+    0xCACA: "GREASE",
+    0xCCA8: "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256",
+    0xCCA9: "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256",
+    0xCCAA: "TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256",
+    0xCCAB: "TLS_PSK_WITH_CHACHA20_POLY1305_SHA256",
+    0xCCAC: "TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256",
+    0xCCAD: "TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256",
+    0xCCAE: "TLS_RSA_PSK_WITH_CHACHA20_POLY1305_SHA256",
+    0xD001: "TLS_ECDHE_PSK_WITH_AES_128_GCM_SHA256",
+    0xD002: "TLS_ECDHE_PSK_WITH_AES_256_GCM_SHA384",
+    0xD003: "TLS_ECDHE_PSK_WITH_AES_128_CCM_8_SHA256",
+    0xD005: "TLS_ECDHE_PSK_WITH_AES_128_CCM_SHA256",
+    0xDADA: "GREASE",
+    0xEAEA: "GREASE",
+    0xFAFA: "GREASE",
+};
+
+/**
+ * GREASE values
+ */
+export const GREASE_VALUES = [
+    0x0a0a,
+    0x1a1a,
+    0x2a2a,
+    0x3a3a,
+    0x4a4a,
+    0x5a5a,
+    0x6a6a,
+    0x7a7a,
+    0x8a8a,
+    0x9a9a,
+    0xaaaa,
+    0xbaba,
+    0xcaca,
+    0xdada,
+    0xeaea,
+    0xfafa
+];
+
+/**
+ * Parses the supported_versions extension and returns the highest supported version.
+ * @param {Uint8Array} bytes
+ * @returns {number}
+ */
+export function parseHighestSupportedVersion(bytes) {
+    const s = new Stream(bytes);
+
+    // The Server Hello supported_versions extension simply contains the chosen version
+    if (s.length === 2) {
+        return s.readInt(2);
+    }
+
+    // Length
+    let i = s.readInt(1);
+
+    let highestVersion = 0;
+    while (s.hasMore() && i-- > 0) {
+        const v = s.readInt(2);
+        if (GREASE_VALUES.includes(v)) continue;
+        if (v > highestVersion) highestVersion = v;
+    }
+
+    return highestVersion;
+}
+
+/**
+ * Parses the application_layer_protocol_negotiation extension and returns the first value.
+ * @param {Uint8Array} bytes
+ * @returns {number}
+ */
+export function parseFirstALPNValue(bytes) {
+    const s = new Stream(bytes);
+    const alpnExtLen = s.readInt(2);
+    if (alpnExtLen < 3) return "00";
+    const strLen = s.readInt(1);
+    if (strLen < 2) return "00";
+    return s.readString(strLen);
+}

src/core/lib/XXTEA.mjs

@@ -0,0 +1,174 @@
+/**
+ * XXTEA library
+ *
+ * Encryption Algorithm Authors:
+ *     David J. Wheeler
+ *     Roger M. Needham
+ *
+ * @author Ma Bingyao [mabingyao@gmail.com]
+ * @author n1474335 [n1474335@gmail.com]
+ * @license MIT
+ */
+
+const DELTA = 0x9E3779B9;
+
+/**
+ * Convert a buffer to a Uint8Array
+ * @param {Uint32Array} v
+ * @param {boolean} includeLength
+ * @returns {Uint8Array}
+ */
+function toUint8Array(v, includeLength) {
+    const length = v.length;
+    let n = length << 2;
+    if (includeLength) {
+        const m = v[length - 1];
+        n -= 4;
+        if ((m < n - 3) || (m > n)) {
+            return null;
+        }
+        n = m;
+    }
+    const bytes = new Uint8Array(n);
+    for (let i = 0; i < n; i++) {
+        bytes[i] = v[i >> 2] >> ((i & 3) << 3);
+    }
+    return bytes;
+}
+
+/**
+ * Convert a buffer to a Uint32Array
+ * @param {TypedArray} bs
+ * @param {boolean} includeLength
+ * @returns {Uint32Array}
+ */
+function toUint32Array(bs, includeLength) {
+    const length = bs.length;
+    let n = length >> 2;
+    if ((length & 3) !== 0) {
+        ++n;
+    }
+    let v;
+    if (includeLength) {
+        v = new Uint32Array(n + 1);
+        v[n] = length;
+    } else {
+        v = new Uint32Array(n);
+    }
+    for (let i = 0; i < length; ++i) {
+        v[i >> 2] |= bs[i] << ((i & 3) << 3);
+    }
+    return v;
+}
+
+/**
+ * Mask an int to 32 bits
+ * @param {number} i
+ * @returns {number}
+ */
+function int32(i) {
+    return i & 0xFFFFFFFF;
+}
+
+/**
+ * MX function for data randomisation
+ * @param {number} sum
+ * @param {number} y
+ * @param {number} z
+ * @param {number} p
+ * @param {number} e
+ * @param {number} k
+ * @returns {number}
+ */
+function mx(sum, y, z, p, e, k) {
+    return ((z >>> 5 ^ y << 2) + (y >>> 3 ^ z << 4)) ^ ((sum ^ y) + (k[p & 3 ^ e] ^ z));
+}
+
+/**
+ * Ensure an array is a multiple of 16 bits
+ * @param {TypedArray} k
+ * @returns {TypedArray}
+ */
+function fixk(k) {
+    if (k.length < 16) {
+        const key = new Uint8Array(16);
+        key.set(k);
+        return key;
+    }
+    return k;
+}
+
+/**
+ * Performs XXTEA encryption on a Uint32Array
+ * @param {Uint32Array} v
+ * @param {Uint32Array} k
+ * @returns {Uint32Array}
+ */
+function encryptUint32Array(v, k) {
+    const length = v.length;
+    const n = length - 1;
+    let y, z, sum, e, p, q;
+    z = v[n];
+    sum = 0;
+    for (q = Math.floor(6 + 52 / length) | 0; q > 0; --q) {
+        sum = int32(sum + DELTA);
+        e = sum >>> 2 & 3;
+        for (p = 0; p < n; ++p) {
+            y = v[p + 1];
+            z = v[p] = int32(v[p] + mx(sum, y, z, p, e, k));
+        }
+        y = v[0];
+        z = v[n] = int32(v[n] + mx(sum, y, z, n, e, k));
+    }
+    return v;
+}
+
+/**
+ * Performs XXTEA decryption on a Uint32Array
+ * @param {Uint32Array} v
+ * @param {Uint32Array} k
+ * @returns {Uint32Array}
+ */
+function decryptUint32Array(v, k) {
+    const length = v.length;
+    const n = length - 1;
+    let y, z, sum, e, p;
+    y = v[0];
+    const q = Math.floor(6 + 52 / length);
+    for (sum = int32(q * DELTA); sum !== 0; sum = int32(sum - DELTA)) {
+        e = sum >>> 2 & 3;
+        for (p = n; p > 0; --p) {
+            z = v[p - 1];
+            y = v[p] = int32(v[p] - mx(sum, y, z, p, e, k));
+        }
+        z = v[n];
+        y = v[0] = int32(v[0] - mx(sum, y, z, 0, e, k));
+    }
+    return v;
+}
+
+/**
+ * Encrypt function
+ * @param {TypedArray} data
+ * @param {TypedArray} key
+ * @returns {Uint8Array}
+ */
+export function encrypt(data, key) {
+    if (data === undefined || data === null || data.length === 0) {
+        return data;
+    }
+    return toUint8Array(encryptUint32Array(toUint32Array(data, true), toUint32Array(fixk(key), false)), false);
+}
+
+/**
+ * Decrypt function
+ * @param {TypedArray} data
+ * @param {TypedArray} key
+ * @returns {Uint8Array}
+ */
+export function decrypt(data, key) {
+    if (data === undefined || data === null || data.length === 0) {
+        return data;
+    }
+    return toUint8Array(decryptUint32Array(toUint32Array(data, false), toUint32Array(fixk(key), false)), true);
+}

src/core/operations/AESKeyUnwrap.mjs

@@ -0,0 +1,128 @@
+/**
+ * @author mikecat
+ * @copyright Crown Copyright 2022
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import Utils from "../Utils.mjs";
+import { toHexFast } from "../lib/Hex.mjs";
+import forge from "node-forge";
+import OperationError from "../errors/OperationError.mjs";
+
+/**
+ * AES Key Unwrap operation
+ */
+class AESKeyUnwrap extends Operation {
+
+    /**
+     * AESKeyUnwrap constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "AES Key Unwrap";
+        this.module = "Ciphers";
+        this.description = "Decryptor for a key wrapping algorithm defined in RFC3394, which is used to protect keys in untrusted storage or communications, using AES.<br><br>This algorithm uses an AES key (KEK: key-encryption key) and a 64-bit IV to decrypt 64-bit blocks.";
+        this.infoURL = "https://wikipedia.org/wiki/Key_wrap";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [
+            {
+                "name": "Key (KEK)",
+                "type": "toggleString",
+                "value": "",
+                "toggleValues": ["Hex", "UTF8", "Latin1", "Base64"]
+            },
+            {
+                "name": "IV",
+                "type": "toggleString",
+                "value": "a6a6a6a6a6a6a6a6",
+                "toggleValues": ["Hex", "UTF8", "Latin1", "Base64"]
+            },
+            {
+                "name": "Input",
+                "type": "option",
+                "value": ["Hex", "Raw"]
+            },
+            {
+                "name": "Output",
+                "type": "option",
+                "value": ["Hex", "Raw"]
+            },
+        ];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    run(input, args) {
+        const kek = Utils.convertToByteString(args[0].string, args[0].option),
+            iv = Utils.convertToByteString(args[1].string, args[1].option),
+            inputType = args[2],
+            outputType = args[3];
+
+        if (kek.length !== 16 && kek.length !== 24 && kek.length !== 32) {
+            throw new OperationError("KEK must be either 16, 24, or 32 bytes (currently " + kek.length + " bytes)");
+        }
+        if (iv.length !== 8) {
+            throw new OperationError("IV must be 8 bytes (currently " + iv.length + " bytes)");
+        }
+        const inputData = Utils.convertToByteString(input, inputType);
+        if (inputData.length % 8 !== 0 || inputData.length < 24) {
+            throw new OperationError("input must be 8n (n>=3) bytes (currently " + inputData.length + " bytes)");
+        }
+
+        const cipher = forge.cipher.createCipher("AES-ECB", kek);
+        cipher.start();
+        cipher.update(forge.util.createBuffer(""));
+        cipher.finish();
+        const paddingBlock = cipher.output.getBytes();
+
+        const decipher = forge.cipher.createDecipher("AES-ECB", kek);
+
+        let A = inputData.substring(0, 8);
+        const R = [];
+        for (let i = 8; i < inputData.length; i += 8) {
+            R.push(inputData.substring(i, i + 8));
+        }
+        let cntLower = R.length >>> 0;
+        let cntUpper = (R.length / ((1 << 30) * 4)) >>> 0;
+        cntUpper = cntUpper * 6 + ((cntLower * 6 / ((1 << 30) * 4)) >>> 0);
+        cntLower = cntLower * 6 >>> 0;
+        for (let j = 5; j >= 0; j--) {
+            for (let i = R.length - 1; i >= 0; i--) {
+                const aBuffer = Utils.strToArrayBuffer(A);
+                const aView = new DataView(aBuffer);
+                aView.setUint32(0, aView.getUint32(0) ^ cntUpper);
+                aView.setUint32(4, aView.getUint32(4) ^ cntLower);
+                A = Utils.arrayBufferToStr(aBuffer, false);
+                decipher.start();
+                decipher.update(forge.util.createBuffer(A + R[i] + paddingBlock));
+                decipher.finish();
+                const B = decipher.output.getBytes();
+                A = B.substring(0, 8);
+                R[i] = B.substring(8, 16);
+                cntLower--;
+                if (cntLower < 0) {
+                    cntUpper--;
+                    cntLower = 0xffffffff;
+                }
+            }
+        }
+        if (A !== iv) {
+            throw new OperationError("IV mismatch");
+        }
+        const P = R.join("");
+
+        if (outputType === "Hex") {
+            return toHexFast(Utils.strToArrayBuffer(P));
+        }
+        return P;
+    }
+
+}
+
+export default AESKeyUnwrap;

src/core/operations/AESKeyWrap.mjs

@@ -0,0 +1,115 @@
+/**
+ * @author mikecat
+ * @copyright Crown Copyright 2022
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import Utils from "../Utils.mjs";
+import { toHexFast } from "../lib/Hex.mjs";
+import forge from "node-forge";
+import OperationError from "../errors/OperationError.mjs";
+
+/**
+ * AES Key Wrap operation
+ */
+class AESKeyWrap extends Operation {
+
+    /**
+     * AESKeyWrap constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "AES Key Wrap";
+        this.module = "Ciphers";
+        this.description = "A key wrapping algorithm defined in RFC3394, which is used to protect keys in untrusted storage or communications, using AES.<br><br>This algorithm uses an AES key (KEK: key-encryption key) and a 64-bit IV to encrypt 64-bit blocks.";
+        this.infoURL = "https://wikipedia.org/wiki/Key_wrap";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [
+            {
+                "name": "Key (KEK)",
+                "type": "toggleString",
+                "value": "",
+                "toggleValues": ["Hex", "UTF8", "Latin1", "Base64"]
+            },
+            {
+                "name": "IV",
+                "type": "toggleString",
+                "value": "a6a6a6a6a6a6a6a6",
+                "toggleValues": ["Hex", "UTF8", "Latin1", "Base64"]
+            },
+            {
+                "name": "Input",
+                "type": "option",
+                "value": ["Hex", "Raw"]
+            },
+            {
+                "name": "Output",
+                "type": "option",
+                "value": ["Hex", "Raw"]
+            },
+        ];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    run(input, args) {
+        const kek = Utils.convertToByteString(args[0].string, args[0].option),
+            iv = Utils.convertToByteString(args[1].string, args[1].option),
+            inputType = args[2],
+            outputType = args[3];
+
+        if (kek.length !== 16 && kek.length !== 24 && kek.length !== 32) {
+            throw new OperationError("KEK must be either 16, 24, or 32 bytes (currently " + kek.length + " bytes)");
+        }
+        if (iv.length !== 8) {
+            throw new OperationError("IV must be 8 bytes (currently " + iv.length + " bytes)");
+        }
+        const inputData = Utils.convertToByteString(input, inputType);
+        if (inputData.length % 8 !== 0 || inputData.length < 16) {
+            throw new OperationError("input must be 8n (n>=2) bytes (currently " + inputData.length + " bytes)");
+        }
+
+        const cipher = forge.cipher.createCipher("AES-ECB", kek);
+
+        let A = iv;
+        const R = [];
+        for (let i = 0; i < inputData.length; i += 8) {
+            R.push(inputData.substring(i, i + 8));
+        }
+        let cntLower = 1, cntUpper = 0;
+        for (let j = 0; j < 6; j++) {
+            for (let i = 0; i < R.length; i++) {
+                cipher.start();
+                cipher.update(forge.util.createBuffer(A + R[i]));
+                cipher.finish();
+                const B = cipher.output.getBytes();
+                const msbBuffer = Utils.strToArrayBuffer(B.substring(0, 8));
+                const msbView = new DataView(msbBuffer);
+                msbView.setUint32(0, msbView.getUint32(0) ^ cntUpper);
+                msbView.setUint32(4, msbView.getUint32(4) ^ cntLower);
+                A = Utils.arrayBufferToStr(msbBuffer, false);
+                R[i] = B.substring(8, 16);
+                cntLower++;
+                if (cntLower > 0xffffffff) {
+                    cntUpper++;
+                    cntLower = 0;
+                }
+            }
+        }
+        const C = A + R.join("");
+
+        if (outputType === "Hex") {
+            return toHexFast(Utils.strToArrayBuffer(C));
+        }
+        return C;
+    }
+
+}
+
+export default AESKeyWrap;

src/core/operations/AMFDecode.mjs

@@ -0,0 +1,52 @@
+/**
+ * @author n1474335 [n1474335@gmail.com]
+ * @copyright Crown Copyright 2022
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import "reflect-metadata"; // Required as a shim for the amf library
+import { AMF0, AMF3 } from "@astronautlabs/amf";
+
+/**
+ * AMF Decode operation
+ */
+class AMFDecode extends Operation {
+
+    /**
+     * AMFDecode constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "AMF Decode";
+        this.module = "Encodings";
+        this.description = "Action Message Format (AMF) is a binary format used to serialize object graphs such as ActionScript objects and XML, or send messages between an Adobe Flash client and a remote service, usually a Flash Media Server or third party alternatives.";
+        this.infoURL = "https://wikipedia.org/wiki/Action_Message_Format";
+        this.inputType = "ArrayBuffer";
+        this.outputType = "JSON";
+        this.args = [
+            {
+                name: "Format",
+                type: "option",
+                value: ["AMF0", "AMF3"],
+                defaultIndex: 1
+            }
+        ];
+    }
+
+    /**
+     * @param {ArrayBuffer} input
+     * @param {Object[]} args
+     * @returns {JSON}
+     */
+    run(input, args) {
+        const [format] = args;
+        const handler = format === "AMF0" ? AMF0 : AMF3;
+        const encoded = new Uint8Array(input);
+        return handler.Value.deserialize(encoded);
+    }
+
+}
+
+export default AMFDecode;

src/core/operations/AMFEncode.mjs

@@ -0,0 +1,52 @@
+/**
+ * @author n1474335 [n1474335@gmail.com]
+ * @copyright Crown Copyright 2022
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import "reflect-metadata"; // Required as a shim for the amf library
+import { AMF0, AMF3 } from "@astronautlabs/amf";
+
+/**
+ * AMF Encode operation
+ */
+class AMFEncode extends Operation {
+
+    /**
+     * AMFEncode constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "AMF Encode";
+        this.module = "Encodings";
+        this.description = "Action Message Format (AMF) is a binary format used to serialize object graphs such as ActionScript objects and XML, or send messages between an Adobe Flash client and a remote service, usually a Flash Media Server or third party alternatives.";
+        this.infoURL = "https://wikipedia.org/wiki/Action_Message_Format";
+        this.inputType = "JSON";
+        this.outputType = "ArrayBuffer";
+        this.args = [
+            {
+                name: "Format",
+                type: "option",
+                value: ["AMF0", "AMF3"],
+                defaultIndex: 1
+            }
+        ];
+    }
+
+    /**
+     * @param {JSON} input
+     * @param {Object[]} args
+     * @returns {ArrayBuffer}
+     */
+    run(input, args) {
+        const [format] = args;
+        const handler = format === "AMF0" ? AMF0 : AMF3;
+        const output = handler.Value.any(input).serialize();
+        return output.buffer;
+    }
+
+}
+
+export default AMFEncode;

src/core/operations/AddTextToImage.mjs

@@ -9,8 +9,7 @@ import OperationError from "../errors/OperationError.mjs";
 import { isImage } from "../lib/FileType.mjs";
 import { toBase64 } from "../lib/Base64.mjs";
 import { isWorkerEnvironment } from "../Utils.mjs";
-import jimplib from "jimp/es/index.js";
-const jimp = jimplib.default ? jimplib.default : jimplib;
+import jimp from "jimp";
 
 /**
  * Add Text To Image operation

src/core/operations/Argon2.mjs

@@ -0,0 +1,117 @@
+/**
+ * @author Tan Zhen Yong [tzy@beyondthesprawl.com]
+ * @copyright Crown Copyright 2019
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import OperationError from "../errors/OperationError.mjs";
+import Utils from "../Utils.mjs";
+import argon2 from "argon2-browser";
+
+/**
+ * Argon2 operation
+ */
+class Argon2 extends Operation {
+
+    /**
+     * Argon2 constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "Argon2";
+        this.module = "Crypto";
+        this.description = "Argon2 is a key derivation function that was selected as the winner of the Password Hashing Competition in July 2015. It was designed by Alex Biryukov, Daniel Dinu, and Dmitry Khovratovich from the University of Luxembourg.<br><br>Enter the password in the input to generate its hash.";
+        this.infoURL = "https://wikipedia.org/wiki/Argon2";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [
+            {
+                "name": "Salt",
+                "type": "toggleString",
+                "value": "somesalt",
+                "toggleValues": ["UTF8", "Hex", "Base64", "Latin1"]
+            },
+            {
+                "name": "Iterations",
+                "type": "number",
+                "value": 3
+            },
+            {
+                "name": "Memory (KiB)",
+                "type": "number",
+                "value": 4096
+            },
+            {
+                "name": "Parallelism",
+                "type": "number",
+                "value": 1
+            },
+            {
+                "name": "Hash length (bytes)",
+                "type": "number",
+                "value": 32
+            },
+            {
+                "name": "Type",
+                "type": "option",
+                "value": ["Argon2i", "Argon2d", "Argon2id"],
+                "defaultIndex": 0
+            },
+            {
+                "name": "Output format",
+                "type": "option",
+                "value": ["Encoded hash", "Hex hash", "Raw hash"]
+            }
+        ];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    async run(input, args) {
+        const argon2Types = {
+            "Argon2i": argon2.ArgonType.Argon2i,
+            "Argon2d": argon2.ArgonType.Argon2d,
+            "Argon2id": argon2.ArgonType.Argon2id
+        };
+
+        const salt = Utils.convertToByteString(args[0].string || "", args[0].option),
+            time = args[1],
+            mem = args[2],
+            parallelism = args[3],
+            hashLen = args[4],
+            type = argon2Types[args[5]],
+            outFormat = args[6];
+
+        try {
+            const result = await argon2.hash({
+                pass: input,
+                salt,
+                time,
+                mem,
+                parallelism,
+                hashLen,
+                type,
+            });
+
+            switch (outFormat) {
+                case "Hex hash":
+                    return result.hashHex;
+                case "Raw hash":
+                    return Utils.arrayBufferToStr(result.hash);
+                case "Encoded hash":
+                default:
+                    return result.encoded;
+            }
+        } catch (err) {
+            throw new OperationError(`Error: ${err.message}`);
+        }
+    }
+
+}
+
+export default Argon2;

src/core/operations/Argon2Compare.mjs

@@ -0,0 +1,58 @@
+/**
+ * @author Tan Zhen Yong [tzy@beyondthesprawl.com]
+ * @copyright Crown Copyright 2019
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import argon2 from "argon2-browser";
+
+/**
+ * Argon2 compare operation
+ */
+class Argon2Compare extends Operation {
+
+    /**
+     * Argon2Compare constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "Argon2 compare";
+        this.module = "Crypto";
+        this.description = "Tests whether the input matches the given Argon2 hash. To test multiple possible passwords, use the 'Fork' operation.";
+        this.infoURL = "https://wikipedia.org/wiki/Argon2";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [
+            {
+                "name": "Encoded hash",
+                "type": "string",
+                "value": ""
+            }
+        ];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    async run(input, args) {
+        const encoded = args[0];
+
+        try {
+            await argon2.verify({
+                pass: input,
+                encoded
+            });
+
+            return `Match: ${input}`;
+        } catch (err) {
+            return "No match";
+        }
+    }
+
+}
+
+export default Argon2Compare;

src/core/operations/BlowfishDecrypt.mjs

@@ -70,10 +70,14 @@ class BlowfishDecrypt extends Operation {
             inputType = args[3],
             outputType = args[4];
 
-        if (key.length !== 8) {
+        if (key.length < 4 || key.length > 56) {
             throw new OperationError(`Invalid key length: ${key.length} bytes
 
-Blowfish uses a key length of 8 bytes (64 bits).`);
+Blowfish's key length needs to be between 4 and 56 bytes (32-448 bits).`);
+        }
+
+        if (iv.length !== 8) {
+            throw new OperationError(`Invalid IV length: ${iv.length} bytes. Expected 8 bytes`);
         }
 
         input = Utils.convertToByteString(input, inputType);

src/core/operations/BlowfishEncrypt.mjs

@@ -70,10 +70,14 @@ class BlowfishEncrypt extends Operation {
             inputType = args[3],
             outputType = args[4];
 
-        if (key.length !== 8) {
+        if (key.length < 4 || key.length > 56) {
             throw new OperationError(`Invalid key length: ${key.length} bytes
     
-Blowfish uses a key length of 8 bytes (64 bits).`);
+Blowfish's key length needs to be between 4 and 56 bytes (32-448 bits).`);
+        }
+
+        if (iv.length !== 8) {
+            throw new OperationError(`Invalid IV length: ${iv.length} bytes. Expected 8 bytes`);
         }
 
         input = Utils.convertToByteString(input, inputType);

src/core/operations/BlurImage.mjs

@@ -10,8 +10,7 @@ import { isWorkerEnvironment } from "../Utils.mjs";
 import { isImage } from "../lib/FileType.mjs";
 import { toBase64 } from "../lib/Base64.mjs";
 import { gaussianBlur } from "../lib/ImageManipulation.mjs";
-import jimplib from "jimp/es/index.js";
-const jimp = jimplib.default ? jimplib.default : jimplib;
+import jimp from "jimp";
 
 /**
  * Blur Image operation

src/core/operations/CMAC.mjs

@@ -0,0 +1,149 @@
+/**
+ * @author mikecat
+ * @copyright Crown Copyright 2022
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import Utils from "../Utils.mjs";
+import forge from "node-forge";
+import { toHexFast } from "../lib/Hex.mjs";
+import OperationError from "../errors/OperationError.mjs";
+
+/**
+ * CMAC operation
+ */
+class CMAC extends Operation {
+
+    /**
+     * CMAC constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "CMAC";
+        this.module = "Crypto";
+        this.description = "CMAC is a block-cipher based message authentication code algorithm.<br><br>RFC4493 defines AES-CMAC that uses AES encryption with a 128-bit key.<br>NIST SP 800-38B suggests usages of AES with other key lengths and Triple DES.";
+        this.infoURL = "https://wikipedia.org/wiki/CMAC";
+        this.inputType = "ArrayBuffer";
+        this.outputType = "string";
+        this.args = [
+            {
+                "name": "Key",
+                "type": "toggleString",
+                "value": "",
+                "toggleValues": ["Hex", "UTF8", "Latin1", "Base64"]
+            },
+            {
+                "name": "Encryption algorithm",
+                "type": "option",
+                "value": ["AES", "Triple DES"]
+            }
+        ];
+    }
+
+    /**
+     * @param {ArrayBuffer} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    run(input, args) {
+        const key = Utils.convertToByteString(args[0].string, args[0].option);
+        const algo = args[1];
+
+        const info = (function() {
+            switch (algo) {
+                case "AES":
+                    if (key.length !== 16 && key.length !== 24 && key.length !== 32) {
+                        throw new OperationError("The key for AES must be either 16, 24, or 32 bytes (currently " + key.length + " bytes)");
+                    }
+                    return {
+                        "algorithm": "AES-ECB",
+                        "key": key,
+                        "blockSize": 16,
+                        "Rb": new Uint8Array([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x87]),
+                    };
+                case "Triple DES":
+                    if (key.length !== 16 && key.length !== 24) {
+                        throw new OperationError("The key for Triple DES must be 16 or 24 bytes (currently " + key.length + " bytes)");
+                    }
+                    return {
+                        "algorithm": "3DES-ECB",
+                        "key": key.length === 16 ? key + key.substring(0, 8) : key,
+                        "blockSize": 8,
+                        "Rb": new Uint8Array([0, 0, 0, 0, 0, 0, 0, 0x1b]),
+                    };
+                default:
+                    throw new OperationError("Undefined encryption algorithm");
+            }
+        })();
+
+        const xor = function(a, b, out) {
+            if (!out) out = new Uint8Array(a.length);
+            for (let i = 0; i < a.length; i++) {
+                out[i] = a[i] ^ b[i];
+            }
+            return out;
+        };
+
+        const leftShift1 = function(a) {
+            const out = new Uint8Array(a.length);
+            let carry = 0;
+            for (let i = a.length - 1; i >= 0; i--) {
+                out[i] = (a[i] << 1) | carry;
+                carry = a[i] >> 7;
+            }
+            return out;
+        };
+
+        const cipher = forge.cipher.createCipher(info.algorithm, info.key);
+        const encrypt = function(a, out) {
+            if (!out) out = new Uint8Array(a.length);
+            cipher.start();
+            cipher.update(forge.util.createBuffer(a));
+            cipher.finish();
+            const cipherText = cipher.output.getBytes();
+            for (let i = 0; i < a.length; i++) {
+                out[i] = cipherText.charCodeAt(i);
+            }
+            return out;
+        };
+
+        const L = encrypt(new Uint8Array(info.blockSize));
+        const K1 = leftShift1(L);
+        if (L[0] & 0x80) xor(K1, info.Rb, K1);
+        const K2 = leftShift1(K1);
+        if (K1[0] & 0x80) xor(K2, info.Rb, K2);
+
+        const n = Math.ceil(input.byteLength / info.blockSize);
+        const lastBlock = (function() {
+            if (n === 0) {
+                const data = new Uint8Array(K2);
+                data[0] ^= 0x80;
+                return data;
+            }
+            const inputLast = new Uint8Array(input, info.blockSize * (n - 1));
+            if (inputLast.length === info.blockSize) {
+                return xor(inputLast, K1, inputLast);
+            } else {
+                const data = new Uint8Array(info.blockSize);
+                data.set(inputLast, 0);
+                data[inputLast.length] = 0x80;
+                return xor(data, K2, data);
+            }
+        })();
+
+        const X = new Uint8Array(info.blockSize);
+        const Y = new Uint8Array(info.blockSize);
+        for (let i = 0; i < n - 1; i++) {
+            xor(X, new Uint8Array(input, info.blockSize * i, info.blockSize), Y);
+            encrypt(Y, X);
+        }
+        xor(lastBlock, X, Y);
+        const T = encrypt(Y);
+        return toHexFast(T);
+    }
+
+}
+
+export default CMAC;

src/core/operations/CSSSelector.mjs

@@ -6,7 +6,7 @@
 
 import Operation from "../Operation.mjs";
 import OperationError from "../errors/OperationError.mjs";
-import xmldom from "xmldom";
+import xmldom from "@xmldom/xmldom";
 import nwmatcher from "nwmatcher";
 
 /**

src/core/operations/CTPH.mjs

@@ -21,7 +21,7 @@ class CTPH extends Operation {
         this.name = "CTPH";
         this.module = "Crypto";
         this.description = "Context Triggered Piecewise Hashing, also called Fuzzy Hashing, can match inputs that have homologies. Such inputs have sequences of identical bytes in the same order, although bytes in between these sequences may be different in both content and length.<br><br>CTPH was originally based on the work of Dr. Andrew Tridgell and a spam email detector called SpamSum. This method was adapted by Jesse Kornblum and published at the DFRWS conference in 2006 in a paper 'Identifying Almost Identical Files Using Context Triggered Piecewise Hashing'.";
-        this.infoURL = "https://forensicswiki.xyz/wiki/index.php?title=Context_Triggered_Piecewise_Hashing";
+        this.infoURL = "https://forensics.wiki/context_triggered_piecewise_hashing/";
         this.inputType = "string";
         this.outputType = "string";
         this.args = [];

src/core/operations/CaretMdecode.mjs

@@ -0,0 +1,98 @@
+/**
+ * @author tedk [tedk@ted.do]
+ * @copyright Crown Copyright 2024
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+
+/**
+ * Caret/M-decode operation
+ *
+ * https://gist.githubusercontent.com/JaHIY/3c91bbf7bea5661e6abfbd1349ee81a2/raw/c7b480e9ff24bcb8f5287a8a8a2dcb9bf5628506/decode_m_notation.cpp
+ */
+class CaretMdecode extends Operation {
+
+    /**
+     * CaretMdecode constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "Caret/M-decode";
+        this.module = "Default";
+        this.description = "Decodes caret or M-encoded strings, i.e. ^M turns into a newline, M-^] turns into 0x9d. Sources such as `cat -v`.\n\nPlease be aware that when using `cat -v` ^_ (caret-underscore) will not be encoded, but represents a valid encoding (namely that of 0x1f).";
+        this.infoURL = "https://en.wikipedia.org/wiki/Caret_notation";
+        this.inputType = "string";
+        this.outputType = "byteArray";
+        this.args = [];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {byteArray}
+     */
+    run(input, args) {
+
+        const bytes = [];
+
+        let prev = "";
+
+        for (let i = 0; i < input.length; i++) {
+
+            const charCode = input.charCodeAt(i);
+            const curChar = input.charAt(i);
+
+            if (prev === "M-^") {
+                if (charCode > 63 && charCode <= 95) {
+                    bytes.push(charCode + 64);
+                } else if (charCode === 63) {
+                    bytes.push(255);
+                } else {
+                    bytes.push(77, 45, 94, charCode);
+                }
+                prev = "";
+            } else if (prev === "M-") {
+                if (curChar === "^") {
+                    prev = prev + "^";
+                } else if (charCode >= 32 && charCode <= 126) {
+                    bytes.push(charCode + 128);
+                    prev = "";
+                } else {
+                    bytes.push(77, 45, charCode);
+                    prev = "";
+                }
+            } else if (prev === "M") {
+                if (curChar === "-") {
+                    prev = prev + "-";
+                } else {
+                    bytes.push(77, charCode);
+                    prev = "";
+                }
+            } else if (prev === "^") {
+                if (charCode > 63 && charCode <= 126) {
+                    bytes.push(charCode - 64);
+                } else if (charCode === 63) {
+                    bytes.push(127);
+                } else {
+                    bytes.push(94, charCode);
+                }
+                prev = "";
+            } else {
+                if (curChar === "M") {
+                    prev = "M";
+                } else if (curChar === "^") {
+                    prev = "^";
+                } else {
+                    bytes.push(charCode);
+                }
+            }
+
+        }
+        return bytes;
+    }
+
+}
+
+export default CaretMdecode;

src/core/operations/ChaCha.mjs

@@ -0,0 +1,234 @@
+/**
+ * @author joostrijneveld [joost@joostrijneveld.nl]
+ * @copyright Crown Copyright 2022
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import OperationError from "../errors/OperationError.mjs";
+import Utils from "../Utils.mjs";
+import { toHex } from "../lib/Hex.mjs";
+
+/**
+ * Computes the ChaCha block function
+ *
+ * @param {byteArray} key
+ * @param {byteArray} nonce
+ * @param {byteArray} counter
+ * @param {integer} rounds
+ * @returns {byteArray}
+ */
+function chacha(key, nonce, counter, rounds) {
+    const tau = "expand 16-byte k";
+    const sigma = "expand 32-byte k";
+
+    let state, c;
+    if (key.length === 16) {
+        c = Utils.strToByteArray(tau);
+        state = c.concat(key).concat(key);
+    } else {
+        c = Utils.strToByteArray(sigma);
+        state = c.concat(key);
+    }
+    state = state.concat(counter).concat(nonce);
+
+    const x = Array();
+    for (let i = 0; i < 64; i += 4) {
+        x.push(Utils.byteArrayToInt(state.slice(i, i + 4), "little"));
+    }
+    const a = [...x];
+
+    /**
+     * Macro to compute a 32-bit rotate-left operation
+     *
+     * @param {integer} x
+     * @param {integer} n
+     * @returns {integer}
+     */
+    function ROL32(x, n) {
+        return ((x << n) & 0xFFFFFFFF) | (x >>> (32 - n));
+    }
+
+    /**
+     * Macro to compute a single ChaCha quarterround operation
+     *
+     * @param {integer} x
+     * @param {integer} a
+     * @param {integer} b
+     * @param {integer} c
+     * @param {integer} d
+     * @returns {integer}
+     */
+    function quarterround(x, a, b, c, d) {
+        x[a] = ((x[a] + x[b]) & 0xFFFFFFFF); x[d] = ROL32(x[d] ^ x[a], 16);
+        x[c] = ((x[c] + x[d]) & 0xFFFFFFFF); x[b] = ROL32(x[b] ^ x[c], 12);
+        x[a] = ((x[a] + x[b]) & 0xFFFFFFFF); x[d] = ROL32(x[d] ^ x[a], 8);
+        x[c] = ((x[c] + x[d]) & 0xFFFFFFFF); x[b] = ROL32(x[b] ^ x[c], 7);
+    }
+
+    for (let i = 0; i < rounds / 2; i++)  {
+        quarterround(x, 0, 4,  8, 12);
+        quarterround(x, 1, 5,  9, 13);
+        quarterround(x, 2, 6, 10, 14);
+        quarterround(x, 3, 7, 11, 15);
+        quarterround(x, 0, 5, 10, 15);
+        quarterround(x, 1, 6, 11, 12);
+        quarterround(x, 2, 7,  8, 13);
+        quarterround(x, 3, 4,  9, 14);
+    }
+
+    for (let i = 0; i < 16; i++) {
+        x[i] = (x[i] + a[i]) & 0xFFFFFFFF;
+    }
+
+    let output = Array();
+    for (let i = 0; i < 16; i++) {
+        output = output.concat(Utils.intToByteArray(x[i], 4, "little"));
+    }
+    return output;
+}
+
+/**
+ * ChaCha operation
+ */
+class ChaCha extends Operation {
+
+    /**
+     * ChaCha constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "ChaCha";
+        this.module = "Ciphers";
+        this.description = "ChaCha is a stream cipher designed by Daniel J. Bernstein. It is a variant of the Salsa stream cipher. Several parameterizations exist; 'ChaCha' may refer to the original construction, or to the variant as described in RFC-8439. ChaCha is often used with Poly1305, in the ChaCha20-Poly1305 AEAD construction.<br><br><b>Key:</b> ChaCha uses a key of 16 or 32 bytes (128 or 256 bits).<br><br><b>Nonce:</b> ChaCha uses a nonce of 8 or 12 bytes (64 or 96 bits).<br><br><b>Counter:</b> ChaCha uses a counter of 4 or 8 bytes (32 or 64 bits); together, the nonce and counter must add up to 16 bytes. The counter starts at zero at the start of the keystream, and is incremented at every 64 bytes.";
+        this.infoURL = "https://wikipedia.org/wiki/Salsa20#ChaCha_variant";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [
+            {
+                "name": "Key",
+                "type": "toggleString",
+                "value": "",
+                "toggleValues": ["Hex", "UTF8", "Latin1", "Base64"]
+            },
+            {
+                "name": "Nonce",
+                "type": "toggleString",
+                "value": "",
+                "toggleValues": ["Hex", "UTF8", "Latin1", "Base64", "Integer"]
+            },
+            {
+                "name": "Counter",
+                "type": "number",
+                "value": 0,
+                "min": 0
+            },
+            {
+                "name": "Rounds",
+                "type": "option",
+                "value": ["20", "12", "8"]
+            },
+            {
+                "name": "Input",
+                "type": "option",
+                "value": ["Hex", "Raw"]
+            },
+            {
+                "name": "Output",
+                "type": "option",
+                "value": ["Raw", "Hex"]
+            }
+        ];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    run(input, args) {
+        const key = Utils.convertToByteArray(args[0].string, args[0].option),
+            nonceType = args[1].option,
+            rounds = parseInt(args[3], 10),
+            inputType = args[4],
+            outputType = args[5];
+
+        if (key.length !== 16 && key.length !== 32) {
+            throw new OperationError(`Invalid key length: ${key.length} bytes.
+
+ChaCha uses a key of 16 or 32 bytes (128 or 256 bits).`);
+        }
+
+        let counter, nonce, counterLength;
+        if (nonceType === "Integer") {
+            nonce = Utils.intToByteArray(parseInt(args[1].string, 10), 12, "little");
+            counterLength = 4;
+        } else {
+            nonce = Utils.convertToByteArray(args[1].string, args[1].option);
+            if (!(nonce.length === 12 || nonce.length === 8)) {
+                throw new OperationError(`Invalid nonce length: ${nonce.length} bytes.
+
+ChaCha uses a nonce of 8 or 12 bytes (64 or 96 bits).`);
+            }
+            counterLength = 16 - nonce.length;
+        }
+        counter = Utils.intToByteArray(args[2], counterLength, "little");
+
+        const output = [];
+        input = Utils.convertToByteArray(input, inputType);
+
+        let counterAsInt = Utils.byteArrayToInt(counter, "little");
+        for (let i = 0; i < input.length; i += 64) {
+            counter = Utils.intToByteArray(counterAsInt, counterLength, "little");
+            const stream = chacha(key, nonce, counter, rounds);
+            for (let j = 0; j < 64 && i + j < input.length; j++) {
+                output.push(input[i + j] ^ stream[j]);
+            }
+            counterAsInt++;
+        }
+
+        if (outputType === "Hex") {
+            return toHex(output);
+        } else {
+            return Utils.arrayBufferToStr(Uint8Array.from(output).buffer);
+        }
+    }
+
+    /**
+     * Highlight ChaCha
+     *
+     * @param {Object[]} pos
+     * @param {number} pos[].start
+     * @param {number} pos[].end
+     * @param {Object[]} args
+     * @returns {Object[]} pos
+     */
+    highlight(pos, args) {
+        const inputType = args[4],
+            outputType = args[5];
+        if (inputType === "Raw" && outputType === "Raw") {
+            return pos;
+        }
+    }
+
+    /**
+     * Highlight ChaCha in reverse
+     *
+     * @param {Object[]} pos
+     * @param {number} pos[].start
+     * @param {number} pos[].end
+     * @param {Object[]} args
+     * @returns {Object[]} pos
+     */
+    highlightReverse(pos, args) {
+        const inputType = args[4],
+            outputType = args[5];
+        if (inputType === "Raw" && outputType === "Raw") {
+            return pos;
+        }
+    }
+
+}
+
+export default ChaCha;

src/core/operations/CompareCTPHHashes.mjs

@@ -24,7 +24,7 @@ class CompareCTPHHashes extends Operation {
         this.name = "Compare CTPH hashes";
         this.module = "Crypto";
         this.description = "Compares two Context Triggered Piecewise Hashing (CTPH) fuzzy hashes to determine the similarity between them on a scale of 0 to 100.";
-        this.infoURL = "https://forensicswiki.xyz/wiki/index.php?title=Context_Triggered_Piecewise_Hashing";
+        this.infoURL = "https://forensics.wiki/context_triggered_piecewise_hashing/";
         this.inputType = "string";
         this.outputType = "Number";
         this.args = [

src/core/operations/CompareSSDEEPHashes.mjs

@@ -24,7 +24,7 @@ class CompareSSDEEPHashes extends Operation {
         this.name = "Compare SSDEEP hashes";
         this.module = "Crypto";
         this.description = "Compares two SSDEEP fuzzy hashes to determine the similarity between them on a scale of 0 to 100.";
-        this.infoURL = "https://forensicswiki.xyz/wiki/index.php?title=Ssdeep";
+        this.infoURL = "https://forensics.wiki/ssdeep/";
         this.inputType = "string";
         this.outputType = "Number";
         this.args = [

src/core/operations/ContainImage.mjs

@@ -9,8 +9,7 @@ import OperationError from "../errors/OperationError.mjs";
 import { isImage } from "../lib/FileType.mjs";
 import { toBase64 } from "../lib/Base64.mjs";
 import { isWorkerEnvironment } from "../Utils.mjs";
-import jimplib from "jimp/es/index.js";
-const jimp = jimplib.default ? jimplib.default : jimplib;
+import jimp from "jimp";
 
 /**
  * Contain Image operation

src/core/operations/ConvertImageFormat.mjs

@@ -8,8 +8,7 @@ import Operation from "../Operation.mjs";
 import OperationError from "../errors/OperationError.mjs";
 import { isImage } from "../lib/FileType.mjs";
 import { toBase64 } from "../lib/Base64.mjs";
-import jimplib from "jimp/es/index.js";
-const jimp = jimplib.default ? jimplib.default : jimplib;
+import jimp from "jimp";
 
 /**
  * Convert Image Format operation

src/core/operations/CoverImage.mjs

@@ -9,8 +9,7 @@ import OperationError from "../errors/OperationError.mjs";
 import { isImage } from "../lib/FileType.mjs";
 import { toBase64 } from "../lib/Base64.mjs";
 import { isWorkerEnvironment } from "../Utils.mjs";
-import jimplib from "jimp/es/index.js";
-const jimp = jimplib.default ? jimplib.default : jimplib;
+import jimp from "jimp";
 
 /**
  * Cover Image operation

src/core/operations/CropImage.mjs

@@ -9,8 +9,7 @@ import OperationError from "../errors/OperationError.mjs";
 import { isImage } from "../lib/FileType.mjs";
 import { toBase64 } from "../lib/Base64.mjs";
 import { isWorkerEnvironment } from "../Utils.mjs";
-import jimplib from "jimp/es/index.js";
-const jimp = jimplib.default ? jimplib.default : jimplib;
+import jimp from "jimp";
 
 /**
  * Crop Image operation

src/core/operations/DateTimeDelta.mjs

@@ -0,0 +1,107 @@
+/**
+ * @author tomgond [tom.gonda@gmail.com]
+ * @copyright Crown Copyright 2024
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import moment from "moment-timezone";
+import {DATETIME_FORMATS, FORMAT_EXAMPLES} from "../lib/DateTime.mjs";
+
+/**
+ * DateTime Delta operation
+ */
+class DateTimeDelta extends Operation {
+
+    /**
+     * DateTimeDelta constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "DateTime Delta";
+        this.module = "Default";
+        this.description = "Calculates a new DateTime value given an input DateTime value and a time difference (delta) from the input DateTime value.";
+        this.inputType = "string";
+        this.outputType = "html";
+        this.args = [
+            {
+                "name": "Built in formats",
+                "type": "populateOption",
+                "value": DATETIME_FORMATS,
+                "target": 1
+            },
+            {
+                "name": "Input format string",
+                "type": "binaryString",
+                "value": "DD/MM/YYYY HH:mm:ss"
+            },
+            {
+                "name": "Time Operation",
+                "type": "option",
+                "value": ["Add", "Subtract"]
+            },
+            {
+                "name": "Days",
+                "type": "number",
+                "value": 0
+            },
+            {
+                "name": "Hours",
+                "type": "number",
+                "value": 0
+            },
+            {
+                "name": "Minutes",
+                "type": "number",
+                "value": 0
+            },
+            {
+                "name": "Seconds",
+                "type": "number",
+                "value": 0
+            }
+
+        ];
+    }
+
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    run(input, args) {
+        const inputTimezone = "UTC";
+        const inputFormat = args[1];
+        const operationType = args[2];
+        const daysDelta = args[3];
+        const hoursDelta = args[4];
+        const minutesDelta = args[5];
+        const secondsDelta = args[6];
+        let date = "";
+
+        try {
+            date = moment.tz(input, inputFormat, inputTimezone);
+            if (!date || date.format() === "Invalid date") throw Error;
+        } catch (err) {
+            return `Invalid format.\n\n${FORMAT_EXAMPLES}`;
+        }
+        let newDate;
+        if (operationType === "Add") {
+            newDate = date.add(daysDelta, "days")
+                .add(hoursDelta, "hours")
+                .add(minutesDelta, "minutes")
+                .add(secondsDelta, "seconds");
+
+        } else {
+            newDate = date.add(-daysDelta, "days")
+                .add(-hoursDelta, "hours")
+                .add(-minutesDelta, "minutes")
+                .add(-secondsDelta, "seconds");
+        }
+        return newDate.tz(inputTimezone).format(inputFormat.replace(/[<>]/g, ""));
+    }
+}
+
+export default DateTimeDelta;

src/core/operations/DecodeText.mjs

@@ -6,7 +6,7 @@
 
 import Operation from "../Operation.mjs";
 import cptable from "codepage";
-import {IO_FORMAT} from "../lib/ChrEnc.mjs";
+import {CHR_ENC_CODE_PAGES} from "../lib/ChrEnc.mjs";
 
 /**
  * Decode text operation
@@ -26,7 +26,7 @@ class DecodeText extends Operation {
             "<br><br>",
             "Supported charsets are:",
             "<ul>",
-            Object.keys(IO_FORMAT).map(e => `<li>${e}</li>`).join("\n"),
+            Object.keys(CHR_ENC_CODE_PAGES).map(e => `<li>${e}</li>`).join("\n"),
             "</ul>",
         ].join("\n");
         this.infoURL = "https://wikipedia.org/wiki/Character_encoding";
@@ -36,7 +36,7 @@ class DecodeText extends Operation {
             {
                 "name": "Encoding",
                 "type": "option",
-                "value": Object.keys(IO_FORMAT)
+                "value": Object.keys(CHR_ENC_CODE_PAGES)
             }
         ];
     }
@@ -47,7 +47,7 @@ class DecodeText extends Operation {
      * @returns {string}
      */
     run(input, args) {
-        const format = IO_FORMAT[args[0]];
+        const format = CHR_ENC_CODE_PAGES[args[0]];
         return cptable.utils.decode(format, new Uint8Array(input));
     }
 

src/core/operations/DeriveEVPKey.mjs

@@ -62,11 +62,13 @@ class DeriveEVPKey extends Operation {
      * @returns {string}
      */
     run(input, args) {
-        const passphrase = Utils.convertToByteString(args[0].string, args[0].option),
+        const passphrase = CryptoJS.enc.Latin1.parse(
+                Utils.convertToByteString(args[0].string, args[0].option)),
             keySize = args[1] / 32,
             iterations = args[2],
             hasher = args[3],
-            salt = Utils.convertToByteString(args[4].string, args[4].option),
+            salt = CryptoJS.enc.Latin1.parse(
+                Utils.convertToByteString(args[4].string, args[4].option)),
             key = CryptoJS.EvpKDF(passphrase, salt, { // lgtm [js/insufficient-password-hash]
                 keySize: keySize,
                 hasher: CryptoJS.algo[hasher],

src/core/operations/DeriveHKDFKey.mjs

@@ -0,0 +1,138 @@
+/**
+ * @author mikecat
+ * @copyright Crown Copyright 2023
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import Utils from "../Utils.mjs";
+import OperationError from "../errors/OperationError.mjs";
+import CryptoApi from "crypto-api/src/crypto-api.mjs";
+
+/**
+ * Derive HKDF Key operation
+ */
+class DeriveHKDFKey extends Operation {
+
+    /**
+     * DeriveHKDFKey constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "Derive HKDF key";
+        this.module = "Crypto";
+        this.description = "A simple Hashed Message Authenticaton Code (HMAC)-based key derivation function (HKDF), defined in RFC5869.";
+        this.infoURL = "https://wikipedia.org/wiki/HKDF";
+        this.inputType = "ArrayBuffer";
+        this.outputType = "string";
+        this.args = [
+            {
+                "name": "Salt",
+                "type": "toggleString",
+                "value": "",
+                "toggleValues": ["Hex", "Decimal", "Base64", "UTF8", "Latin1"]
+            },
+            {
+                "name": "Info",
+                "type": "toggleString",
+                "value": "",
+                "toggleValues": ["Hex", "Decimal", "Base64", "UTF8", "Latin1"]
+            },
+            {
+                "name": "Hashing function",
+                "type": "option",
+                "value": [
+                    "MD2",
+                    "MD4",
+                    "MD5",
+                    "SHA0",
+                    "SHA1",
+                    "SHA224",
+                    "SHA256",
+                    "SHA384",
+                    "SHA512",
+                    "SHA512/224",
+                    "SHA512/256",
+                    "RIPEMD128",
+                    "RIPEMD160",
+                    "RIPEMD256",
+                    "RIPEMD320",
+                    "HAS160",
+                    "Whirlpool",
+                    "Whirlpool-0",
+                    "Whirlpool-T",
+                    "Snefru"
+                ],
+                "defaultIndex": 6
+            },
+            {
+                "name": "Extract mode",
+                "type": "argSelector",
+                "value": [
+                    {
+                        "name": "with salt",
+                        "on": [0]
+                    },
+                    {
+                        "name": "no salt",
+                        "off": [0]
+                    },
+                    {
+                        "name": "skip",
+                        "off": [0]
+                    }
+                ]
+            },
+            {
+                "name": "L (number of output octets)",
+                "type": "number",
+                "value": 16,
+                "min": 0
+            },
+        ];
+    }
+
+    /**
+     * @param {ArrayBuffer} input
+     * @param {Object[]} args
+     * @returns {ArrayBuffer}
+     */
+    run(input, args) {
+        const argSalt = Utils.convertToByteString(args[0].string || "", args[0].option),
+            info = Utils.convertToByteString(args[1].string || "", args[1].option),
+            hashFunc = args[2].toLowerCase(),
+            extractMode = args[3],
+            L = args[4],
+            IKM = Utils.arrayBufferToStr(input, false),
+            hasher = CryptoApi.getHasher(hashFunc),
+            HashLen = hasher.finalize().length;
+
+        if (L < 0) {
+            throw new OperationError("L must be non-negative");
+        }
+        if (L > 255 * HashLen) {
+            throw new OperationError("L too large (maximum length for " + args[2] + " is " + (255 * HashLen) + ")");
+        }
+
+        const hmacHash = function(key, data) {
+            hasher.reset();
+            const mac = CryptoApi.getHmac(key, hasher);
+            mac.update(data);
+            return mac.finalize();
+        };
+        const salt = extractMode === "with salt" ? argSalt : "\0".repeat(HashLen);
+        const PRK = extractMode === "skip" ? IKM : hmacHash(salt, IKM);
+        let T = "";
+        let result = "";
+        for (let i = 1; i <= 255 && result.length < L; i++) {
+            const TNext = hmacHash(PRK, T + info + String.fromCharCode(i));
+            result += TNext;
+            T = TNext;
+        }
+        return CryptoApi.encoder.toHex(result.substring(0, L));
+    }
+
+}
+
+export default DeriveHKDFKey;

src/core/operations/DetectFileType.mjs

@@ -65,7 +65,7 @@ class DetectFileType extends Operation {
 Extension:   ${type.extension}
 MIME type:   ${type.mime}\n`;
 
-                if (type.description && type.description.length) {
+                if (type?.description?.length) {
                     output += `Description: ${type.description}\n`;
                 }
 

src/core/operations/Diff.mjs

@@ -119,9 +119,9 @@ class Diff extends Operation {
 
         for (let i = 0; i < diff.length; i++) {
             if (diff[i].added) {
-                if (showAdded) output += "<span class='hl5'>" + Utils.escapeHtml(diff[i].value) + "</span>";
+                if (showAdded) output += "<ins>" + Utils.escapeHtml(diff[i].value) + "</ins>";
             } else if (diff[i].removed) {
-                if (showRemoved) output += "<span class='hl3'>" + Utils.escapeHtml(diff[i].value) + "</span>";
+                if (showRemoved) output += "<del>" + Utils.escapeHtml(diff[i].value) + "</del>";
             } else if (!showSubtraction) {
                 output += Utils.escapeHtml(diff[i].value);
             }

src/core/operations/DitherImage.mjs

@@ -9,8 +9,7 @@ import OperationError from "../errors/OperationError.mjs";
 import { isImage } from "../lib/FileType.mjs";
 import { toBase64 } from "../lib/Base64.mjs";
 import { isWorkerEnvironment } from "../Utils.mjs";
-import jimplib from "jimp/es/index.js";
-const jimp = jimplib.default ? jimplib.default : jimplib;
+import jimp from "jimp";
 
 /**
  * Image Dither operation

src/core/operations/ECDSASign.mjs

@@ -0,0 +1,107 @@
+/**
+ * @author cplussharp
+ * @copyright Crown Copyright 2021
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import OperationError from "../errors/OperationError.mjs";
+import { fromHex } from "../lib/Hex.mjs";
+import { toBase64 } from "../lib/Base64.mjs";
+import r from "jsrsasign";
+
+/**
+ * ECDSA Sign operation
+ */
+class ECDSASign extends Operation {
+
+    /**
+     * ECDSASign constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "ECDSA Sign";
+        this.module = "Ciphers";
+        this.description = "Sign a plaintext message with a PEM encoded EC key.";
+        this.infoURL = "https://wikipedia.org/wiki/Elliptic_Curve_Digital_Signature_Algorithm";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [
+            {
+                name: "ECDSA Private Key (PEM)",
+                type: "text",
+                value: "-----BEGIN EC PRIVATE KEY-----"
+            },
+            {
+                name: "Message Digest Algorithm",
+                type: "option",
+                value: [
+                    "SHA-256",
+                    "SHA-384",
+                    "SHA-512",
+                    "SHA-1",
+                    "MD5"
+                ]
+            },
+            {
+                name: "Output Format",
+                type: "option",
+                value: [
+                    "ASN.1 HEX",
+                    "P1363 HEX",
+                    "JSON Web Signature",
+                    "Raw JSON"
+                ]
+            }
+        ];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    run(input, args) {
+        const [keyPem, mdAlgo, outputFormat] = args;
+
+        if (keyPem.replace("-----BEGIN EC PRIVATE KEY-----", "").length === 0) {
+            throw new OperationError("Please enter a private key.");
+        }
+
+        const internalAlgorithmName = mdAlgo.replace("-", "") + "withECDSA";
+        const sig = new r.KJUR.crypto.Signature({ alg: internalAlgorithmName });
+        const key = r.KEYUTIL.getKey(keyPem);
+        if (key.type !== "EC") {
+            throw new OperationError("Provided key is not an EC key.");
+        }
+        if (!key.isPrivate) {
+            throw new OperationError("Provided key is not a private key.");
+        }
+        sig.init(key);
+        const signatureASN1Hex = sig.signString(input);
+
+        let result;
+        switch (outputFormat) {
+            case "ASN.1 HEX":
+                result = signatureASN1Hex;
+                break;
+            case "P1363 HEX":
+                result = r.KJUR.crypto.ECDSA.asn1SigToConcatSig(signatureASN1Hex);
+                break;
+            case "JSON Web Signature":
+                result = r.KJUR.crypto.ECDSA.asn1SigToConcatSig(signatureASN1Hex);
+                result = toBase64(fromHex(result), "A-Za-z0-9-_");  // base64url
+                break;
+            case "Raw JSON": {
+                const signatureRS = r.KJUR.crypto.ECDSA.parseSigHexInHexRS(signatureASN1Hex);
+                result = JSON.stringify(signatureRS);
+                break;
+            }
+        }
+
+        return result;
+    }
+}
+
+export default ECDSASign;

src/core/operations/ECDSASignatureConversion.mjs

@@ -0,0 +1,146 @@
+/**
+ * @author cplussharp
+ * @copyright Crown Copyright 2021
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import OperationError from "../errors/OperationError.mjs";
+import { fromBase64, toBase64 } from "../lib/Base64.mjs";
+import { fromHex, toHexFast } from "../lib/Hex.mjs";
+import r from "jsrsasign";
+
+/**
+ * ECDSA Sign operation
+ */
+class ECDSASignatureConversion extends Operation {
+
+    /**
+     * ECDSASignatureConversion constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "ECDSA Signature Conversion";
+        this.module = "Ciphers";
+        this.description = "Convert an ECDSA signature between hex, asn1 and json.";
+        this.infoURL = "https://wikipedia.org/wiki/Elliptic_Curve_Digital_Signature_Algorithm";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [
+            {
+                name: "Input Format",
+                type: "option",
+                value: [
+                    "Auto",
+                    "ASN.1 HEX",
+                    "P1363 HEX",
+                    "JSON Web Signature",
+                    "Raw JSON"
+                ]
+            },
+            {
+                name: "Output Format",
+                type: "option",
+                value: [
+                    "ASN.1 HEX",
+                    "P1363 HEX",
+                    "JSON Web Signature",
+                    "Raw JSON"
+                ]
+            }
+        ];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    run(input, args) {
+        let inputFormat = args[0];
+        const outputFormat = args[1];
+
+        // detect input format
+        let inputJson;
+        if (inputFormat === "Auto") {
+            try {
+                inputJson = JSON.parse(input);
+                if (typeof(inputJson) === "object") {
+                    inputFormat = "Raw JSON";
+                }
+            } catch {}
+        }
+
+        if (inputFormat === "Auto") {
+            const hexRegex = /^[a-f\d]{2,}$/gi;
+            if (hexRegex.test(input)) {
+                if (input.substring(0, 2) === "30" && r.ASN1HEX.isASN1HEX(input)) {
+                    inputFormat = "ASN.1 HEX";
+                } else {
+                    inputFormat = "P1363 HEX";
+                }
+            }
+        }
+
+        let inputBase64;
+        if (inputFormat === "Auto") {
+            try {
+                inputBase64 = fromBase64(input, "A-Za-z0-9-_", false);
+                inputFormat = "JSON Web Signature";
+            } catch {}
+        }
+
+        // convert input to ASN.1 hex
+        let signatureASN1Hex;
+        switch (inputFormat) {
+            case "Auto":
+                throw new OperationError("Signature format could not be detected");
+            case "ASN.1 HEX":
+                signatureASN1Hex = input;
+                break;
+            case "P1363 HEX":
+                signatureASN1Hex = r.KJUR.crypto.ECDSA.concatSigToASN1Sig(input);
+                break;
+            case "JSON Web Signature":
+                if (!inputBase64) inputBase64 = fromBase64(input, "A-Za-z0-9-_");
+                signatureASN1Hex = r.KJUR.crypto.ECDSA.concatSigToASN1Sig(toHexFast(inputBase64));
+                break;
+            case "Raw JSON": {
+                if (!inputJson) inputJson = JSON.parse(input);
+                if (!inputJson.r) {
+                    throw new OperationError('No "r" value in the signature JSON');
+                }
+                if (!inputJson.s) {
+                    throw new OperationError('No "s" value in the signature JSON');
+                }
+                signatureASN1Hex = r.KJUR.crypto.ECDSA.hexRSSigToASN1Sig(inputJson.r, inputJson.s);
+                break;
+            }
+        }
+
+        // convert ASN.1 hex to output format
+        let result;
+        switch (outputFormat) {
+            case "ASN.1 HEX":
+                result = signatureASN1Hex;
+                break;
+            case "P1363 HEX":
+                result = r.KJUR.crypto.ECDSA.asn1SigToConcatSig(signatureASN1Hex);
+                break;
+            case "JSON Web Signature":
+                result = r.KJUR.crypto.ECDSA.asn1SigToConcatSig(signatureASN1Hex);
+                result = toBase64(fromHex(result), "A-Za-z0-9-_");  // base64url
+                break;
+            case "Raw JSON": {
+                const signatureRS = r.KJUR.crypto.ECDSA.parseSigHexInHexRS(signatureASN1Hex);
+                result = JSON.stringify(signatureRS);
+                break;
+            }
+        }
+
+        return result;
+    }
+}
+
+export default ECDSASignatureConversion;

src/core/operations/ECDSAVerify.mjs

@@ -0,0 +1,154 @@
+/**
+ * @author cplussharp
+ * @copyright Crown Copyright 2021
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import OperationError from "../errors/OperationError.mjs";
+import { fromBase64 } from "../lib/Base64.mjs";
+import { toHexFast } from "../lib/Hex.mjs";
+import r from "jsrsasign";
+
+/**
+ * ECDSA Verify operation
+ */
+class ECDSAVerify extends Operation {
+
+    /**
+     * ECDSAVerify constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "ECDSA Verify";
+        this.module = "Ciphers";
+        this.description = "Verify a message against a signature and a public PEM encoded EC key.";
+        this.infoURL = "https://wikipedia.org/wiki/Elliptic_Curve_Digital_Signature_Algorithm";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [
+            {
+                name: "Input Format",
+                type: "option",
+                value: [
+                    "Auto",
+                    "ASN.1 HEX",
+                    "P1363 HEX",
+                    "JSON Web Signature",
+                    "Raw JSON"
+                ]
+            },
+            {
+                name: "Message Digest Algorithm",
+                type: "option",
+                value: [
+                    "SHA-256",
+                    "SHA-384",
+                    "SHA-512",
+                    "SHA-1",
+                    "MD5"
+                ]
+            },
+            {
+                name: "ECDSA Public Key (PEM)",
+                type: "text",
+                value: "-----BEGIN PUBLIC KEY-----"
+            },
+            {
+                name: "Message",
+                type: "text",
+                value: ""
+            }
+        ];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    run(input, args) {
+        let inputFormat = args[0];
+        const [, mdAlgo, keyPem, msg] = args;
+
+        if (keyPem.replace("-----BEGIN PUBLIC KEY-----", "").length === 0) {
+            throw new OperationError("Please enter a public key.");
+        }
+
+        // detect input format
+        let inputJson;
+        if (inputFormat === "Auto") {
+            try {
+                inputJson = JSON.parse(input);
+                if (typeof(inputJson) === "object") {
+                    inputFormat = "Raw JSON";
+                }
+            } catch {}
+        }
+
+        if (inputFormat === "Auto") {
+            const hexRegex = /^[a-f\d]{2,}$/gi;
+            if (hexRegex.test(input)) {
+                if (input.substring(0, 2) === "30" && r.ASN1HEX.isASN1HEX(input)) {
+                    inputFormat = "ASN.1 HEX";
+                } else {
+                    inputFormat = "P1363 HEX";
+                }
+            }
+        }
+
+        let inputBase64;
+        if (inputFormat === "Auto") {
+            try {
+                inputBase64 = fromBase64(input, "A-Za-z0-9-_", false);
+                inputFormat = "JSON Web Signature";
+            } catch {}
+        }
+
+        // convert to ASN.1 signature
+        let signatureASN1Hex;
+        switch (inputFormat) {
+            case "Auto":
+                throw new OperationError("Signature format could not be detected");
+            case "ASN.1 HEX":
+                signatureASN1Hex = input;
+                break;
+            case "P1363 HEX":
+                signatureASN1Hex = r.KJUR.crypto.ECDSA.concatSigToASN1Sig(input);
+                break;
+            case "JSON Web Signature":
+                if (!inputBase64) inputBase64 = fromBase64(input, "A-Za-z0-9-_");
+                signatureASN1Hex = r.KJUR.crypto.ECDSA.concatSigToASN1Sig(toHexFast(inputBase64));
+                break;
+            case "Raw JSON": {
+                if (!inputJson) inputJson = JSON.parse(input);
+                if (!inputJson.r) {
+                    throw new OperationError('No "r" value in the signature JSON');
+                }
+                if (!inputJson.s) {
+                    throw new OperationError('No "s" value in the signature JSON');
+                }
+                signatureASN1Hex = r.KJUR.crypto.ECDSA.hexRSSigToASN1Sig(inputJson.r, inputJson.s);
+                break;
+            }
+        }
+
+        // verify signature
+        const internalAlgorithmName = mdAlgo.replace("-", "") + "withECDSA";
+        const sig = new r.KJUR.crypto.Signature({ alg: internalAlgorithmName });
+        const key = r.KEYUTIL.getKey(keyPem);
+        if (key.type !== "EC") {
+            throw new OperationError("Provided key is not an EC key.");
+        }
+        if (!key.isPublic) {
+            throw new OperationError("Provided key is not a public key.");
+        }
+        sig.init(key);
+        sig.updateString(msg);
+        const result = sig.verify(signatureASN1Hex);
+        return result ? "Verified OK" : "Verification Failure";
+    }
+}
+
+export default ECDSAVerify;

src/core/operations/EncodeText.mjs

@@ -6,7 +6,7 @@
 
 import Operation from "../Operation.mjs";
 import cptable from "codepage";
-import {IO_FORMAT} from "../lib/ChrEnc.mjs";
+import {CHR_ENC_CODE_PAGES} from "../lib/ChrEnc.mjs";
 
 /**
  * Encode text operation
@@ -26,7 +26,7 @@ class EncodeText extends Operation {
             "<br><br>",
             "Supported charsets are:",
             "<ul>",
-            Object.keys(IO_FORMAT).map(e => `<li>${e}</li>`).join("\n"),
+            Object.keys(CHR_ENC_CODE_PAGES).map(e => `<li>${e}</li>`).join("\n"),
             "</ul>",
         ].join("\n");
         this.infoURL = "https://wikipedia.org/wiki/Character_encoding";
@@ -36,7 +36,7 @@ class EncodeText extends Operation {
             {
                 "name": "Encoding",
                 "type": "option",
-                "value": Object.keys(IO_FORMAT)
+                "value": Object.keys(CHR_ENC_CODE_PAGES)
             }
         ];
     }
@@ -47,7 +47,7 @@ class EncodeText extends Operation {
      * @returns {ArrayBuffer}
      */
     run(input, args) {
-        const format = IO_FORMAT[args[0]];
+        const format = CHR_ENC_CODE_PAGES[args[0]];
         const encoded = cptable.utils.encode(format, input);
         return new Uint8Array(encoded).buffer;
     }

src/core/operations/Entropy.mjs

@@ -358,7 +358,7 @@ class Entropy extends Operation {
 
         <br><script>
             var canvas = document.getElementById("chart-area"),
-                parentRect = canvas.parentNode.getBoundingClientRect(),
+                parentRect = canvas.closest(".cm-scroller").getBoundingClientRect(),
                 entropy = ${entropy},
                 height = parentRect.height * 0.25;
 

src/core/operations/ExtractFiles.mjs

@@ -39,7 +39,7 @@ class ExtractFiles extends Operation {
                 ${supportedExts.join("</li><li>")}
                 </li>
             </ul>Minimum File Size can be used to prune small false positives.`;
-        this.infoURL = "https://forensicswiki.xyz/wiki/index.php?title=File_Carving";
+        this.infoURL = "https://forensics.wiki/file_carving";
         this.inputType = "ArrayBuffer";
         this.outputType = "List<File>";
         this.presentType = "html";

src/core/operations/ExtractHashes.mjs

@@ -0,0 +1,84 @@
+/**
+ * @author mshwed [m@ttshwed.com]
+ * @copyright Crown Copyright 2019
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import { search } from "../lib/Extract.mjs";
+
+/**
+ * Extract Hash Values operation
+ */
+class ExtractHashes extends Operation {
+
+    /**
+     * ExtractHashValues constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "Extract hashes";
+        this.module = "Regex";
+        this.description = "Extracts potential hashes based on hash character length";
+        this.infoURL = "https://wikipedia.org/wiki/Comparison_of_cryptographic_hash_functions";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [
+            {
+                name: "Hash character length",
+                type: "number",
+                value: 40
+            },
+            {
+                name: "All hashes",
+                type: "boolean",
+                value: false
+            },
+            {
+                name: "Display Total",
+                type: "boolean",
+                value: false
+            }
+        ];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    run(input, args) {
+        const results = [];
+        let hashCount = 0;
+
+        const [hashLength, searchAllHashes, showDisplayTotal] = args;
+
+        // Convert character length to bit length
+        let hashBitLengths = [(hashLength / 2) * 8];
+
+        if (searchAllHashes) hashBitLengths = [4, 8, 16, 32, 64, 128, 160, 192, 224, 256, 320, 384, 512, 1024];
+
+        for (const hashBitLength of hashBitLengths) {
+            // Convert bit length to character length
+            const hashCharacterLength = (hashBitLength / 8) * 2;
+
+            const regex = new RegExp(`(\\b|^)[a-f0-9]{${hashCharacterLength}}(\\b|$)`, "g");
+            const searchResults = search(input, regex, null, false);
+
+            hashCount += searchResults.length;
+            results.push(...searchResults);
+        }
+
+        let output = "";
+        if (showDisplayTotal) {
+            output = `Total Results: ${hashCount}\n\n`;
+        }
+
+        output = output + results.join("\n");
+        return output;
+    }
+
+}
+
+export default ExtractHashes;

src/core/operations/ExtractIPAddresses.mjs

@@ -66,7 +66,7 @@ class ExtractIPAddresses extends Operation {
     run(input, args) {
         const [includeIpv4, includeIpv6, removeLocal, displayTotal, sort, unique] = args,
             ipv4 = "(?:(?:\\d|[01]?\\d\\d|2[0-4]\\d|25[0-5])\\.){3}(?:25[0-5]|2[0-4]\\d|[01]?\\d\\d|\\d)(?:\\/\\d{1,2})?",
-            ipv6 = "((?=.*::)(?!.*::.+::)(::)?([\\dA-F]{1,4}:(:|\\b)|){5}|([\\dA-F]{1,4}:){6})((([\\dA-F]{1,4}((?!\\3)::|:\\b|(?![\\dA-F])))|(?!\\2\\3)){2}|(((2[0-4]|1\\d|[1-9])?\\d|25[0-5])\\.?\\b){4})";
+            ipv6 = "((?=.*::)(?!.*::.+::)(::)?([\\dA-F]{1,4}:(:|\\b)|){5}|([\\dA-F]{1,4}:){6})(([\\dA-F]{1,4}((?!\\3)::|:\\b|(?![\\dA-F])))|(?!\\2\\3)){2}";
         let ips  = "";
 
         if (includeIpv4 && includeIpv6) {

src/core/operations/ExtractLSB.mjs

@@ -9,8 +9,7 @@ import OperationError from "../errors/OperationError.mjs";
 import Utils from "../Utils.mjs";
 import { fromBinary } from "../lib/Binary.mjs";
 import { isImage } from "../lib/FileType.mjs";
-import jimplib from "jimp/es/index.js";
-const jimp = jimplib.default ? jimplib.default : jimplib;
+import jimp from "jimp";
 
 /**
  * Extract LSB operation

src/core/operations/ExtractRGBA.mjs

@@ -7,8 +7,7 @@
 import Operation from "../Operation.mjs";
 import OperationError from "../errors/OperationError.mjs";
 import { isImage } from "../lib/FileType.mjs";
-import jimplib from "jimp/es/index.js";
-const jimp = jimplib.default ? jimplib.default : jimplib;
+import jimp from "jimp";
 
 import {RGBA_DELIM_OPTIONS} from "../lib/Delim.mjs";
 

src/core/operations/FangURL.mjs

@@ -0,0 +1,78 @@
+/**
+ * @author arnydo [github@arnydo.com]
+ * @copyright Crown Copyright 2019
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+
+/**
+ * FangURL operation
+ */
+class FangURL extends Operation {
+
+    /**
+     * FangURL constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "Fang URL";
+        this.module = "Default";
+        this.description = "Takes a 'Defanged' Universal Resource Locator (URL) and 'Fangs' it. Meaning, it removes the alterations (defanged) that render it useless so that it can be used again.";
+        this.infoURL = "https://isc.sans.edu/forums/diary/Defang+all+the+things/22744/";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [
+            {
+                name: "Restore [.]",
+                type: "boolean",
+                value: true
+            },
+            {
+                name: "Restore hxxp",
+                type: "boolean",
+                value: true
+            },
+            {
+                name: "Restore ://",
+                type: "boolean",
+                value: true
+            }
+        ];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    run(input, args) {
+        const [dots, http, slashes] = args;
+
+        input = fangURL(input, dots, http, slashes);
+
+        return input;
+    }
+
+}
+
+
+/**
+ * Defangs a given URL
+ *
+ * @param {string} url
+ * @param {boolean} dots
+ * @param {boolean} http
+ * @param {boolean} slashes
+ * @returns {string}
+ */
+function fangURL(url, dots, http, slashes) {
+    if (dots) url = url.replace(/\[\.\]/g, ".");
+    if (http) url = url.replace(/hxxp/g, "http");
+    if (slashes) url = url.replace(/\[:\/\/\]/g, "://");
+
+    return url;
+}
+
+export default FangURL;

src/core/operations/FernetDecrypt.mjs

@@ -0,0 +1,63 @@
+/**
+ * @author Karsten Silkenbäumer [github.com/kassi]
+ * @copyright Karsten Silkenbäumer 2019
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import OperationError from "../errors/OperationError.mjs";
+import fernet from "fernet";
+
+/**
+ * FernetDecrypt operation
+ */
+class FernetDecrypt extends Operation {
+    /**
+     * FernetDecrypt constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "Fernet Decrypt";
+        this.module = "Default";
+        this.description = "Fernet is a symmetric encryption method which makes sure that the message encrypted cannot be manipulated/read without the key. It uses URL safe encoding for the keys. Fernet uses 128-bit AES in CBC mode and PKCS7 padding, with HMAC using SHA256 for authentication. The IV is created from os.random().<br><br><b>Key:</b> The key must be 32 bytes (256 bits) encoded with Base64.";
+        this.infoURL = "https://asecuritysite.com/encryption/fer";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [
+            {
+                "name": "Key",
+                "type": "string",
+                "value": ""
+            },
+        ];
+        this.patterns = [
+            {
+                match: "^[A-Z\\d\\-_=]{20,}$",
+                flags: "i",
+                args: []
+            },
+        ];
+    }
+    /**
+     * @param {String} input
+     * @param {Object[]} args
+     * @returns {String}
+     */
+    run(input, args) {
+        const [secretInput] = args;
+        try {
+            const secret = new fernet.Secret(secretInput);
+            const token = new fernet.Token({
+                secret: secret,
+                token: input,
+                ttl: 0
+            });
+            return token.decode();
+        } catch (err) {
+            throw new OperationError(err);
+        }
+    }
+}
+
+export default FernetDecrypt;

src/core/operations/FernetEncrypt.mjs

@@ -0,0 +1,54 @@
+/**
+ * @author Karsten Silkenbäumer [github.com/kassi]
+ * @copyright Karsten Silkenbäumer 2019
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import OperationError from "../errors/OperationError.mjs";
+import fernet from "fernet";
+
+/**
+ * FernetEncrypt operation
+ */
+class FernetEncrypt extends Operation {
+    /**
+     * FernetEncrypt constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "Fernet Encrypt";
+        this.module = "Default";
+        this.description = "Fernet is a symmetric encryption method which makes sure that the message encrypted cannot be manipulated/read without the key. It uses URL safe encoding for the keys. Fernet uses 128-bit AES in CBC mode and PKCS7 padding, with HMAC using SHA256 for authentication. The IV is created from os.random().<br><br><b>Key:</b> The key must be 32 bytes (256 bits) encoded with Base64.";
+        this.infoURL = "https://asecuritysite.com/encryption/fer";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [
+            {
+                "name": "Key",
+                "type": "string",
+                "value": ""
+            },
+        ];
+    }
+    /**
+     * @param {String} input
+     * @param {Object[]} args
+     * @returns {String}
+     */
+    run(input, args) {
+        const [secretInput] = args;
+        try {
+            const secret = new fernet.Secret(secretInput);
+            const token = new fernet.Token({
+                secret: secret,
+            });
+            return token.encode(input);
+        } catch (err) {
+            throw new OperationError(err);
+        }
+    }
+}
+
+export default FernetEncrypt;

src/core/operations/FileTree.mjs

@@ -0,0 +1,94 @@
+/**
+ * @author sw5678
+ * @copyright Crown Copyright 2023
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import Utils from "../Utils.mjs";
+import {INPUT_DELIM_OPTIONS} from "../lib/Delim.mjs";
+
+/**
+ * Unique operation
+ */
+class FileTree extends Operation {
+
+    /**
+     * Unique constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "File Tree";
+        this.module = "Default";
+        this.description = "Creates a file tree from a list of file paths (similar to the tree command in Linux)";
+        this.infoURL = "https://wikipedia.org/wiki/Tree_(command)";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [
+            {
+                name: "File Path Delimiter",
+                type: "binaryString",
+                value: "/"
+            },
+            {
+                name: "Delimiter",
+                type: "option",
+                value: INPUT_DELIM_OPTIONS
+            }
+        ];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    run(input, args) {
+
+        // Set up arrow and pipe for nice output display
+        const ARROW = "|---";
+        const PIPE = "|   ";
+
+        // Get args from input
+        const fileDelim = args[0];
+        const entryDelim = Utils.charRep(args[1]);
+
+        // Store path to print
+        const completedList = [];
+        const printList = [];
+
+        // Loop through all entries
+        const filePaths = input.split(entryDelim).unique().sort();
+        for (let i = 0; i < filePaths.length; i++) {
+            // Split by file delimiter
+            let path = filePaths[i].split(fileDelim);
+
+            if (path[0] === "") {
+                path = path.slice(1, path.length);
+            }
+
+            for (let j = 0; j < path.length; j++) {
+                let printLine;
+                let key;
+                if (j === 0) {
+                    printLine = path[j];
+                    key = path[j];
+                } else {
+                    printLine = PIPE.repeat(j-1) + ARROW + path[j];
+                    key = path.slice(0, j+1).join("/");
+                }
+
+                // Check to see we have already added that path
+                if (!completedList.includes(key)) {
+                    completedList.push(key);
+                    printList.push(printLine);
+                }
+            }
+        }
+        return printList.join("\n");
+    }
+
+}
+
+export default FileTree;

src/core/operations/Fletcher32Checksum.mjs

@@ -35,10 +35,18 @@ class Fletcher32Checksum extends Operation {
     run(input, args) {
         let a = 0,
             b = 0;
-        input = new Uint8Array(input);
+        if (ArrayBuffer.isView(input)) {
+            input = new DataView(input.buffer, input.byteOffset, input.byteLength);
+        } else {
+            input = new DataView(input);
+        }
 
-        for (let i = 0; i < input.length; i++) {
-            a = (a + input[i]) % 0xffff;
+        for (let i = 0; i < input.byteLength - 1; i += 2) {
+            a = (a + input.getUint16(i, true)) % 0xffff;
+            b = (b + a) % 0xffff;
+        }
+        if (input.byteLength % 2 !== 0) {
+            a = (a + input.getUint8(input.byteLength - 1)) % 0xffff;
             b = (b + a) % 0xffff;
         }
 

src/core/operations/Fletcher64Checksum.mjs

@@ -35,10 +35,22 @@ class Fletcher64Checksum extends Operation {
     run(input, args) {
         let a = 0,
             b = 0;
-        input = new Uint8Array(input);
+        if (ArrayBuffer.isView(input)) {
+            input = new DataView(input.buffer, input.byteOffset, input.byteLength);
+        } else {
+            input = new DataView(input);
+        }
 
-        for (let i = 0; i < input.length; i++) {
-            a = (a + input[i]) % 0xffffffff;
+        for (let i = 0; i < input.byteLength - 3; i += 4) {
+            a = (a + input.getUint32(i, true)) % 0xffffffff;
+            b = (b + a) % 0xffffffff;
+        }
+        if (input.byteLength % 4 !== 0) {
+            let lastValue = 0;
+            for (let i = 0; i < input.byteLength % 4; i++) {
+                lastValue = (lastValue << 8) | input.getUint8(input.byteLength - 1 - i);
+            }
+            a = (a + lastValue) % 0xffffffff;
             b = (b + a) % 0xffffffff;
         }
 

src/core/operations/FlipImage.mjs

@@ -9,8 +9,7 @@ import OperationError from "../errors/OperationError.mjs";
 import { isImage } from "../lib/FileType.mjs";
 import { toBase64 } from "../lib/Base64.mjs";
 import { isWorkerEnvironment } from "../Utils.mjs";
-import jimplib from "jimp/es/index.js";
-const jimp = jimplib.default ? jimplib.default : jimplib;
+import jimp from "jimp";
 
 /**
  * Flip Image operation

src/core/operations/FrequencyDistribution.mjs

@@ -91,7 +91,7 @@ Number of bytes not represented: ${256 - freq.bytesRepresented}
 
 <script>
     var canvas = document.getElementById("chart-area"),
-        parentRect = canvas.parentNode.getBoundingClientRect(),
+        parentRect = canvas.closest(".cm-scroller").getBoundingClientRect(),
         scores = ${JSON.stringify(freq.percentages)};
 
     canvas.width = parentRect.width * 0.95;

src/core/operations/FromBCD.mjs

@@ -84,7 +84,7 @@ class FromBCD extends Operation {
                 break;
             case "Raw":
             default:
-                byteArray = Utils.strToByteArray(input);
+                byteArray = new Uint8Array(Utils.strToArrayBuffer(input));
                 byteArray.forEach(b => {
                     nibbles.push(b >>> 4);
                     nibbles.push(b & 15);

src/core/operations/FromBase58.mjs

@@ -60,7 +60,7 @@ class FromBase58 extends Operation {
     run(input, args) {
         let alphabet = args[0] || ALPHABET_OPTIONS[0].value;
         const removeNonAlphaChars = args[1] === undefined ? true : args[1],
-            result = [0];
+            result = [];
 
         alphabet = Utils.expandAlphRange(alphabet).join("");
 
@@ -87,11 +87,9 @@ class FromBase58 extends Operation {
                 }
             }
 
-            let carry = result[0] * 58 + index;
-            result[0] = carry & 0xFF;
-            carry = carry >> 8;
+            let carry = index;
 
-            for (let i = 1; i < result.length; i++) {
+            for (let i = 0; i < result.length; i++) {
                 carry += result[i] * 58;
                 result[i] = carry & 0xFF;
                 carry = carry >> 8;

src/core/operations/FromBase85.mjs

@@ -7,7 +7,7 @@
 import Operation from "../Operation.mjs";
 import OperationError from "../errors/OperationError.mjs";
 import Utils from "../Utils.mjs";
-import {alphabetName, ALPHABET_OPTIONS} from "../lib/Base85.mjs";
+import {ALPHABET_OPTIONS} from "../lib/Base85.mjs";
 
 /**
  * From Base85 operation
@@ -37,6 +37,12 @@ class FromBase85 extends Operation {
                 type: "boolean",
                 value: true
             },
+            {
+                name: "All-zero group char",
+                type: "binaryShortString",
+                value: "z",
+                maxLength: 1
+            }
         ];
         this.checks = [
             {
@@ -76,8 +82,8 @@ class FromBase85 extends Operation {
      */
     run(input, args) {
         const alphabet = Utils.expandAlphRange(args[0]).join(""),
-            encoding = alphabetName(alphabet),
             removeNonAlphChars = args[1],
+            allZeroGroupChar = typeof args[2] === "string" ? args[2].slice(0, 1) : "",
             result = [];
 
         if (alphabet.length !== 85 ||
@@ -85,14 +91,21 @@ class FromBase85 extends Operation {
             throw new OperationError("Alphabet must be of length 85");
         }
 
+        if (allZeroGroupChar && alphabet.includes(allZeroGroupChar)) {
+            throw new OperationError("The all-zero group char cannot appear in the alphabet");
+        }
+
         // Remove delimiters if present
         const matches = input.match(/^<~(.+?)~>$/);
         if (matches !== null) input = matches[1];
 
         // Remove non-alphabet characters
         if (removeNonAlphChars) {
-            const re = new RegExp("[^" + alphabet.replace(/[[\]\\\-^$]/g, "\\$&") + "]", "g");
+            const re = new RegExp("[^~" + allZeroGroupChar +alphabet.replace(/[[\]\\\-^$]/g, "\\$&") + "]", "g");
             input = input.replace(re, "");
+            // Remove delimiters again if present (incase of non-alphabet characters in front/behind delimiters)
+            const matches = input.match(/^<~(.+?)~>$/);
+            if (matches !== null) input = matches[1];
         }
 
         if (input.length === 0) return [];
@@ -100,7 +113,7 @@ class FromBase85 extends Operation {
         let i = 0;
         let block, blockBytes;
         while (i < input.length) {
-            if (encoding === "Standard" && input[i] === "z") {
+            if (input[i] === allZeroGroupChar) {
                 result.push(0, 0, 0, 0);
                 i++;
             } else {
@@ -110,7 +123,7 @@ class FromBase85 extends Operation {
                     .split("")
                     .map((chr, idx) => {
                         const digit = alphabet.indexOf(chr);
-                        if (digit < 0 || digit > 84) {
+                        if ((digit < 0 || digit > 84) && chr !== allZeroGroupChar) {
                             throw `Invalid character '${chr}' at index ${i + idx}`;
                         }
                         return digit;

src/core/operations/FromBase92.mjs

@@ -0,0 +1,55 @@
+/**
+ * @author sg5506844 [sg5506844@gmail.com]
+ * @copyright Crown Copyright 2021
+ * @license Apache-2.0
+ */
+
+import { base92Ord } from "../lib/Base92.mjs";
+import Operation from "../Operation.mjs";
+
+/**
+ * From Base92 operation
+ */
+class FromBase92 extends Operation {
+    /**
+     * FromBase92 constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "From Base92";
+        this.module = "Default";
+        this.description = "Base92 is a notation for encoding arbitrary byte data using a restricted set of symbols that can be conveniently used by humans and processed by computers.";
+        this.infoURL = "https://wikipedia.org/wiki/List_of_numeral_systems";
+        this.inputType = "string";
+        this.outputType = "byteArray";
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {byteArray}
+     */
+    run(input, args) {
+        const res = [];
+        let bitString = "";
+
+        for (let i = 0; i < input.length; i += 2) {
+            if (i + 1 !== input.length) {
+                const x = base92Ord(input[i]) * 91 + base92Ord(input[i + 1]);
+                bitString += x.toString(2).padStart(13, "0");
+            } else {
+                const x = base92Ord(input[i]);
+                bitString += x.toString(2).padStart(6, "0");
+            }
+            while (bitString.length >= 8) {
+                res.push(parseInt(bitString.slice(0, 8), 2));
+                bitString = bitString.slice(8);
+            }
+        }
+
+        return res;
+    }
+}
+
+export default FromBase92;

src/core/operations/FromCharcode.mjs

@@ -26,7 +26,7 @@ class FromCharcode extends Operation {
         this.description = "Converts unicode character codes back into text.<br><br>e.g. <code>0393 03b5 03b9 03ac 20 03c3 03bf 03c5</code> becomes <code>Γειά σου</code>";
         this.infoURL = "https://wikipedia.org/wiki/Plane_(Unicode)";
         this.inputType = "string";
-        this.outputType = "byteArray";
+        this.outputType = "ArrayBuffer";
         this.args = [
             {
                 "name": "Delimiter",
@@ -44,7 +44,7 @@ class FromCharcode extends Operation {
     /**
      * @param {string} input
      * @param {Object[]} args
-     * @returns {byteArray}
+     * @returns {ArrayBuffer}
      *
      * @throws {OperationError} if base out of range
      */
@@ -59,7 +59,7 @@ class FromCharcode extends Operation {
         }
 
         if (input.length === 0) {
-            return [];
+            return new ArrayBuffer;
         }
 
         if (base !== 16 && isWorkerEnvironment()) self.setOption("attemptHighlight", false);
@@ -77,7 +77,7 @@ class FromCharcode extends Operation {
         for (i = 0; i < bites.length; i++) {
             latin1 += Utils.chr(parseInt(bites[i], base));
         }
-        return Utils.strToByteArray(latin1);
+        return Utils.strToArrayBuffer(latin1);
     }
 
 }

src/core/operations/FromFloat.mjs

@@ -0,0 +1,78 @@
+/**
+ * @author tcode2k16 [tcode2k16@gmail.com]
+ * @copyright Crown Copyright 2019
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import Utils from "../Utils.mjs";
+import ieee754 from "ieee754";
+import {DELIM_OPTIONS} from "../lib/Delim.mjs";
+
+/**
+ * From Float operation
+ */
+class FromFloat extends Operation {
+
+    /**
+     * FromFloat constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "From Float";
+        this.module = "Default";
+        this.description = "Convert from IEEE754 Floating Point Numbers";
+        this.infoURL = "https://wikipedia.org/wiki/IEEE_754";
+        this.inputType = "string";
+        this.outputType = "byteArray";
+        this.args = [
+            {
+                "name": "Endianness",
+                "type": "option",
+                "value": [
+                    "Big Endian",
+                    "Little Endian"
+                ]
+            },
+            {
+                "name": "Size",
+                "type": "option",
+                "value": [
+                    "Float (4 bytes)",
+                    "Double (8 bytes)"
+                ]
+            },
+            {
+                "name": "Delimiter",
+                "type": "option",
+                "value": DELIM_OPTIONS
+            }
+        ];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {byteArray}
+     */
+    run(input, args) {
+        if (input.length === 0) return [];
+
+        const [endianness, size, delimiterName] = args;
+        const delim = Utils.charRep(delimiterName || "Space");
+        const byteSize = size === "Double (8 bytes)" ? 8 : 4;
+        const isLE = endianness === "Little Endian";
+        const mLen = byteSize === 4 ? 23 : 52;
+        const floats = input.split(delim);
+
+        const output = new Array(floats.length*byteSize);
+        for (let i = 0; i < floats.length; i++) {
+            ieee754.write(output, parseFloat(floats[i]), i*byteSize, isLE, mLen, byteSize);
+        }
+        return output;
+    }
+
+}
+
+export default FromFloat;

src/core/operations/GOSTDecrypt.mjs

@@ -0,0 +1,151 @@
+/**
+ * @author n1474335 [n1474335@gmail.com]
+ * @copyright Crown Copyright 2023
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import OperationError from "../errors/OperationError.mjs";
+import Utils from "../Utils.mjs";
+import { toHexFast, fromHex } from "../lib/Hex.mjs";
+import { CryptoGost, GostEngine } from "@wavesenterprise/crypto-gost-js/index.js";
+
+/**
+ * GOST Decrypt operation
+ */
+class GOSTDecrypt extends Operation {
+
+    /**
+     * GOSTDecrypt constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "GOST Decrypt";
+        this.module = "Ciphers";
+        this.description = "The GOST block cipher (Magma), defined in the standard GOST 28147-89 (RFC 5830), is a Soviet and Russian government standard symmetric key block cipher with a block size of 64 bits. The original standard, published in 1989, did not give the cipher any name, but the most recent revision of the standard, GOST R 34.12-2015 (RFC 7801, RFC 8891), specifies that it may be referred to as Magma. The GOST hash function is based on this cipher. The new standard also specifies a new 128-bit block cipher called Kuznyechik.<br><br>Developed in the 1970s, the standard had been marked 'Top Secret' and then downgraded to 'Secret' in 1990. Shortly after the dissolution of the USSR, it was declassified and it was released to the public in 1994. GOST 28147 was a Soviet alternative to the United States standard algorithm, DES. Thus, the two are very similar in structure.";
+        this.infoURL = "https://wikipedia.org/wiki/GOST_(block_cipher)";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [
+            {
+                name: "Key",
+                type: "toggleString",
+                value: "",
+                toggleValues: ["Hex", "UTF8", "Latin1", "Base64"]
+            },
+            {
+                name: "IV",
+                type: "toggleString",
+                value: "",
+                toggleValues: ["Hex", "UTF8", "Latin1", "Base64"]
+            },
+            {
+                name: "Input type",
+                type: "option",
+                value: ["Hex", "Raw"]
+            },
+            {
+                name: "Output type",
+                type: "option",
+                value: ["Raw", "Hex"]
+            },
+            {
+                name: "Algorithm",
+                type: "argSelector",
+                value: [
+                    {
+                        name: "GOST 28147 (1989)",
+                        on: [5]
+                    },
+                    {
+                        name: "GOST R 34.12 (Magma, 2015)",
+                        off: [5]
+                    },
+                    {
+                        name: "GOST R 34.12 (Kuznyechik, 2015)",
+                        off: [5]
+                    }
+                ]
+            },
+            {
+                name: "sBox",
+                type: "option",
+                value: ["E-TEST", "E-A", "E-B", "E-C", "E-D", "E-SC", "E-Z", "D-TEST", "D-A", "D-SC"]
+            },
+            {
+                name: "Block mode",
+                type: "option",
+                value: ["ECB", "CFB", "OFB", "CTR", "CBC"]
+            },
+            {
+                name: "Key meshing mode",
+                type: "option",
+                value: ["NO", "CP"]
+            },
+            {
+                name: "Padding",
+                type: "option",
+                value: ["NO", "PKCS5", "ZERO", "RANDOM", "BIT"]
+            }
+        ];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    async run(input, args) {
+        const [keyObj, ivObj, inputType, outputType, version, sBox, blockMode, keyMeshing, padding] = args;
+
+        const key = toHexFast(Utils.convertToByteArray(keyObj.string, keyObj.option));
+        const iv = toHexFast(Utils.convertToByteArray(ivObj.string, ivObj.option));
+        input = inputType === "Hex" ? input : toHexFast(Utils.strToArrayBuffer(input));
+
+        let blockLength, versionNum;
+        switch (version) {
+            case "GOST 28147 (1989)":
+                versionNum = 1989;
+                blockLength = 64;
+                break;
+            case "GOST R 34.12 (Magma, 2015)":
+                versionNum = 2015;
+                blockLength = 64;
+                break;
+            case "GOST R 34.12 (Kuznyechik, 2015)":
+                versionNum = 2015;
+                blockLength = 128;
+                break;
+            default:
+                throw new OperationError(`Unknown algorithm version: ${version}`);
+        }
+
+        const sBoxVal = versionNum === 1989 ? sBox : null;
+
+        const algorithm = {
+            version: versionNum,
+            length: blockLength,
+            mode: "ES",
+            sBox: sBoxVal,
+            block: blockMode,
+            keyMeshing: keyMeshing,
+            padding: padding
+        };
+
+        try {
+            const Hex = CryptoGost.coding.Hex;
+            if (iv) algorithm.iv = Hex.decode(iv);
+
+            const cipher = GostEngine.getGostCipher(algorithm);
+            const out = Hex.encode(cipher.decrypt(Hex.decode(key), Hex.decode(input)));
+
+            return outputType === "Hex" ? out : Utils.byteArrayToChars(fromHex(out));
+        } catch (err) {
+            throw new OperationError(err);
+        }
+    }
+
+}
+
+export default GOSTDecrypt;

src/core/operations/GOSTEncrypt.mjs

@@ -0,0 +1,151 @@
+/**
+ * @author n1474335 [n1474335@gmail.com]
+ * @copyright Crown Copyright 2023
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import OperationError from "../errors/OperationError.mjs";
+import Utils from "../Utils.mjs";
+import { toHexFast, fromHex } from "../lib/Hex.mjs";
+import { CryptoGost, GostEngine } from "@wavesenterprise/crypto-gost-js/index.js";
+
+/**
+ * GOST Encrypt operation
+ */
+class GOSTEncrypt extends Operation {
+
+    /**
+     * GOSTEncrypt constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "GOST Encrypt";
+        this.module = "Ciphers";
+        this.description = "The GOST block cipher (Magma), defined in the standard GOST 28147-89 (RFC 5830), is a Soviet and Russian government standard symmetric key block cipher with a block size of 64 bits. The original standard, published in 1989, did not give the cipher any name, but the most recent revision of the standard, GOST R 34.12-2015 (RFC 7801, RFC 8891), specifies that it may be referred to as Magma. The GOST hash function is based on this cipher. The new standard also specifies a new 128-bit block cipher called Kuznyechik.<br><br>Developed in the 1970s, the standard had been marked 'Top Secret' and then downgraded to 'Secret' in 1990. Shortly after the dissolution of the USSR, it was declassified and it was released to the public in 1994. GOST 28147 was a Soviet alternative to the United States standard algorithm, DES. Thus, the two are very similar in structure.";
+        this.infoURL = "https://wikipedia.org/wiki/GOST_(block_cipher)";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [
+            {
+                name: "Key",
+                type: "toggleString",
+                value: "",
+                toggleValues: ["Hex", "UTF8", "Latin1", "Base64"]
+            },
+            {
+                name: "IV",
+                type: "toggleString",
+                value: "",
+                toggleValues: ["Hex", "UTF8", "Latin1", "Base64"]
+            },
+            {
+                name: "Input type",
+                type: "option",
+                value: ["Raw", "Hex"]
+            },
+            {
+                name: "Output type",
+                type: "option",
+                value: ["Hex", "Raw"]
+            },
+            {
+                name: "Algorithm",
+                type: "argSelector",
+                value: [
+                    {
+                        name: "GOST 28147 (1989)",
+                        on: [5]
+                    },
+                    {
+                        name: "GOST R 34.12 (Magma, 2015)",
+                        off: [5]
+                    },
+                    {
+                        name: "GOST R 34.12 (Kuznyechik, 2015)",
+                        off: [5]
+                    }
+                ]
+            },
+            {
+                name: "sBox",
+                type: "option",
+                value: ["E-TEST", "E-A", "E-B", "E-C", "E-D", "E-SC", "E-Z", "D-TEST", "D-A", "D-SC"]
+            },
+            {
+                name: "Block mode",
+                type: "option",
+                value: ["ECB", "CFB", "OFB", "CTR", "CBC"]
+            },
+            {
+                name: "Key meshing mode",
+                type: "option",
+                value: ["NO", "CP"]
+            },
+            {
+                name: "Padding",
+                type: "option",
+                value: ["NO", "PKCS5", "ZERO", "RANDOM", "BIT"]
+            }
+        ];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    async run(input, args) {
+        const [keyObj, ivObj, inputType, outputType, version, sBox, blockMode, keyMeshing, padding] = args;
+
+        const key = toHexFast(Utils.convertToByteArray(keyObj.string, keyObj.option));
+        const iv = toHexFast(Utils.convertToByteArray(ivObj.string, ivObj.option));
+        input = inputType === "Hex" ? input : toHexFast(Utils.strToArrayBuffer(input));
+
+        let blockLength, versionNum;
+        switch (version) {
+            case "GOST 28147 (1989)":
+                versionNum = 1989;
+                blockLength = 64;
+                break;
+            case "GOST R 34.12 (Magma, 2015)":
+                versionNum = 2015;
+                blockLength = 64;
+                break;
+            case "GOST R 34.12 (Kuznyechik, 2015)":
+                versionNum = 2015;
+                blockLength = 128;
+                break;
+            default:
+                throw new OperationError(`Unknown algorithm version: ${version}`);
+        }
+
+        const sBoxVal = versionNum === 1989 ? sBox : null;
+
+        const algorithm = {
+            version: versionNum,
+            length: blockLength,
+            mode: "ES",
+            sBox: sBoxVal,
+            block: blockMode,
+            keyMeshing: keyMeshing,
+            padding: padding
+        };
+
+        try {
+            const Hex = CryptoGost.coding.Hex;
+            if (iv) algorithm.iv = Hex.decode(iv);
+
+            const cipher = GostEngine.getGostCipher(algorithm);
+            const out = Hex.encode(cipher.encrypt(Hex.decode(key), Hex.decode(input)));
+
+            return outputType === "Hex" ? out : Utils.byteArrayToChars(fromHex(out));
+        } catch (err) {
+            throw new OperationError(err);
+        }
+    }
+
+}
+
+export default GOSTEncrypt;

src/core/operations/GOSTHash.mjs

@@ -7,7 +7,7 @@
 import Operation from "../Operation.mjs";
 import OperationError from "../errors/OperationError.mjs";
 import GostDigest from "../vendor/gost/gostDigest.mjs";
-import {toHexFast} from "../lib/Hex.mjs";
+import { toHexFast } from "../lib/Hex.mjs";
 
 /**
  * GOST hash operation
@@ -20,7 +20,7 @@ class GOSTHash extends Operation {
     constructor() {
         super();
 
-        this.name = "GOST hash";
+        this.name = "GOST Hash";
         this.module = "Hashing";
         this.description = "The GOST hash function, defined in the standards GOST R 34.11-94 and GOST 34.311-95 is a 256-bit cryptographic hash function. It was initially defined in the Russian national standard GOST R 34.11-94 <i>Information Technology – Cryptographic Information Security – Hash Function</i>. The equivalent standard used by other member-states of the CIS is GOST 34.311-95.<br><br>This function must not be confused with a different Streebog hash function, which is defined in the new revision of the standard GOST R 34.11-2012.<br><br>The GOST hash function is based on the GOST block cipher.";
         this.infoURL = "https://wikipedia.org/wiki/GOST_(hash_function)";
@@ -28,20 +28,30 @@ class GOSTHash extends Operation {
         this.outputType = "string";
         this.args = [
             {
-                "name": "S-Box",
-                "type": "option",
-                "value": [
-                    "D-A",
-                    "D-SC",
-                    "E-TEST",
-                    "E-A",
-                    "E-B",
-                    "E-C",
-                    "E-D",
-                    "E-SC",
-                    "E-Z",
-                    "D-TEST"
+                name: "Algorithm",
+                type: "argSelector",
+                value: [
+                    {
+                        name: "GOST 28147 (1994)",
+                        off: [1],
+                        on: [2]
+                    },
+                    {
+                        name: "GOST R 34.11 (Streebog, 2012)",
+                        on: [1],
+                        off: [2]
+                    }
                 ]
+            },
+            {
+                name: "Digest length",
+                type: "option",
+                value: ["256", "512"]
+            },
+            {
+                name: "sBox",
+                type: "option",
+                value: ["E-TEST", "E-A", "E-B", "E-C", "E-D", "E-SC", "E-Z", "D-TEST", "D-A", "D-SC"]
             }
         ];
     }
@@ -52,13 +62,23 @@ class GOSTHash extends Operation {
      * @returns {string}
      */
     run(input, args) {
+        const [version, length, sBox] = args;
+
+        const versionNum = version === "GOST 28147 (1994)" ? 1994 : 2012;
+        const algorithm = {
+            name: versionNum === 1994 ? "GOST 28147" : "GOST R 34.10",
+            version: versionNum,
+            mode: "HASH"
+        };
+
+        if (versionNum === 1994) {
+            algorithm.sBox = sBox;
+        } else {
+            algorithm.length = parseInt(length, 10);
+        }
+
         try {
-            const sBox = args[1];
-            const gostDigest = new GostDigest({
-                name: "GOST R 34.11",
-                version: 1994,
-                sBox: sBox
-            });
+            const gostDigest = new GostDigest(algorithm);
 
             return toHexFast(gostDigest.digest(input));
         } catch (err) {