diff --git a/libs/common/src/tools/cryptography/organization-encryptor.abstraction.ts b/libs/common/src/tools/cryptography/organization-encryptor.abstraction.ts
index cf17bc1e4a9..5365307f725 100644
--- a/libs/common/src/tools/cryptography/organization-encryptor.abstraction.ts
+++ b/libs/common/src/tools/cryptography/organization-encryptor.abstraction.ts
@@ -1,5 +1,3 @@
-// FIXME: Update this file to be type safe and remove this and next line
-// @ts-strict-ignore
 import { Jsonify } from "type-fest";
 
 import { EncString } from "../../key-management/crypto/models/enc-string";
@@ -10,7 +8,7 @@ import { OrganizationId } from "../../types/guid";
  */
 export abstract class OrganizationEncryptor {
   /** Identifies the organization bound to the encryptor. */
-  readonly organizationId: OrganizationId;
+  abstract readonly organizationId: OrganizationId;
 
   /** Protects secrets in `value` with an organization-specific key.
    *  @param secret the object to protect. This object is mutated during encryption.
diff --git a/libs/common/src/tools/cryptography/user-encryptor.abstraction.ts b/libs/common/src/tools/cryptography/user-encryptor.abstraction.ts
index 242fee7c7f8..303e1b918e6 100644
--- a/libs/common/src/tools/cryptography/user-encryptor.abstraction.ts
+++ b/libs/common/src/tools/cryptography/user-encryptor.abstraction.ts
@@ -1,5 +1,3 @@
-// FIXME: Update this file to be type safe and remove this and next line
-// @ts-strict-ignore
 import { Jsonify } from "type-fest";
 
 import { EncString } from "../../key-management/crypto/models/enc-string";
@@ -10,7 +8,7 @@ import { UserId } from "../../types/guid";
  */
 export abstract class UserEncryptor {
   /** Identifies the user bound to the encryptor. */
-  readonly userId: UserId;
+  abstract readonly userId: UserId;
 
   /** Protects secrets in `value` with a user-specific key.
    *  @param secret the object to protect. This object is mutated during encryption.
diff --git a/libs/common/src/tools/send/services/send-state.provider.abstraction.ts b/libs/common/src/tools/send/services/send-state.provider.abstraction.ts
index 78c15064ff7..bcba6965195 100644
--- a/libs/common/src/tools/send/services/send-state.provider.abstraction.ts
+++ b/libs/common/src/tools/send/services/send-state.provider.abstraction.ts
@@ -1,5 +1,3 @@
-// FIXME: Update this file to be type safe and remove this and next line
-// @ts-strict-ignore
 import { Observable } from "rxjs";
 import type { Simplify } from "type-fest";
 
@@ -9,15 +7,16 @@ import { SendData } from "../models/data/send.data";
 import { SendView } from "../models/view/send.view";
 
 type EncryptedSendState = Simplify<CombinedState<Record<string, SendData>>>;
+
 export abstract class SendStateProvider {
-  encryptedState$: Observable<EncryptedSendState>;
-  decryptedState$: Observable<SendView[]>;
+  abstract encryptedState$: Observable<EncryptedSendState>;
+  abstract decryptedState$: Observable<SendView[]>;
 
-  getEncryptedSends: () => Promise<EncryptedSendState>;
+  abstract getEncryptedSends(): Promise<EncryptedSendState>;
 
-  setEncryptedSends: (value: { [id: string]: SendData }, userId: UserId) => Promise<void>;
+  abstract setEncryptedSends(value: { [id: string]: SendData }, userId: UserId): Promise<void>;
 
-  getDecryptedSends: () => Promise<SendView[]>;
+  abstract getDecryptedSends(): Promise<SendView[]>;
 
-  setDecryptedSends: (value: SendView[]) => Promise<void>;
+  abstract setDecryptedSends(value: SendView[]): Promise<void>;
 }
diff --git a/libs/importer/src/services/import-api.service.abstraction.ts b/libs/importer/src/services/import-api.service.abstraction.ts
index 74fd8f94008..0f8ccd260dd 100644
--- a/libs/importer/src/services/import-api.service.abstraction.ts
+++ b/libs/importer/src/services/import-api.service.abstraction.ts
@@ -1,12 +1,10 @@
-// FIXME: Update this file to be type safe and remove this and next line
-// @ts-strict-ignore
 import { ImportCiphersRequest } from "@bitwarden/common/models/request/import-ciphers.request";
 import { ImportOrganizationCiphersRequest } from "@bitwarden/common/models/request/import-organization-ciphers.request";
 
 export abstract class ImportApiServiceAbstraction {
-  postImportCiphers: (request: ImportCiphersRequest) => Promise<any>;
-  postImportOrganizationCiphers: (
+  abstract postImportCiphers(request: ImportCiphersRequest): Promise<any>;
+  abstract postImportOrganizationCiphers(
     organizationId: string,
     request: ImportOrganizationCiphersRequest,
-  ) => Promise<any>;
+  ): Promise<any>;
 }
diff --git a/libs/importer/src/services/import-collection.service.abstraction.ts b/libs/importer/src/services/import-collection.service.abstraction.ts
index 48e6e7a4a8c..cdc2d616bc4 100644
--- a/libs/importer/src/services/import-collection.service.abstraction.ts
+++ b/libs/importer/src/services/import-collection.service.abstraction.ts
@@ -1,9 +1,7 @@
-// FIXME: Update this file to be type safe and remove this and next line
-// @ts-strict-ignore
 // This import has been flagged as unallowed for this class. It may be involved in a circular dependency loop.
 // eslint-disable-next-line no-restricted-imports
 import { CollectionView } from "@bitwarden/admin-console/common";
 
 export abstract class ImportCollectionServiceAbstraction {
-  getAllAdminCollections: (organizationId: string) => Promise<CollectionView[]>;
+  abstract getAllAdminCollections(organizationId: string): Promise<CollectionView[]>;
 }
diff --git a/libs/importer/src/services/import.service.abstraction.ts b/libs/importer/src/services/import.service.abstraction.ts
index d869dc71cc7..760a073e4cb 100644
--- a/libs/importer/src/services/import.service.abstraction.ts
+++ b/libs/importer/src/services/import.service.abstraction.ts
@@ -1,5 +1,3 @@
-// FIXME: Update this file to be type safe and remove this and next line
-// @ts-strict-ignore
 // This import has been flagged as unallowed for this class. It may be involved in a circular dependency loop.
 // eslint-disable-next-line no-restricted-imports
 import { CollectionView } from "@bitwarden/admin-console/common";
@@ -10,19 +8,19 @@ import { ImportOption, ImportType } from "../models/import-options";
 import { ImportResult } from "../models/import-result";
 
 export abstract class ImportServiceAbstraction {
-  featuredImportOptions: readonly ImportOption[];
-  regularImportOptions: readonly ImportOption[];
-  getImportOptions: () => ImportOption[];
-  import: (
+  abstract featuredImportOptions: readonly ImportOption[];
+  abstract regularImportOptions: readonly ImportOption[];
+  abstract getImportOptions(): ImportOption[];
+  abstract import(
     importer: Importer,
     fileContents: string,
     organizationId?: string,
     selectedImportTarget?: FolderView | CollectionView,
     canAccessImportExport?: boolean,
-  ) => Promise<ImportResult>;
-  getImporter: (
+  ): Promise<ImportResult>;
+  abstract getImporter(
     format: ImportType | "bitwardenpasswordprotected",
     promptForPassword_callback: () => Promise<string>,
     organizationId: string,
-  ) => Importer;
+  ): Importer;
 }
diff --git a/libs/tools/generator/core/src/abstractions/generator-strategy.abstraction.ts b/libs/tools/generator/core/src/abstractions/generator-strategy.abstraction.ts
index 3506c7458e4..b67c0e569b4 100644
--- a/libs/tools/generator/core/src/abstractions/generator-strategy.abstraction.ts
+++ b/libs/tools/generator/core/src/abstractions/generator-strategy.abstraction.ts
@@ -1,5 +1,3 @@
-// FIXME: Update this file to be type safe and remove this and next line
-// @ts-strict-ignore
 import { Observable } from "rxjs";
 
 import { PolicyType } from "@bitwarden/common/admin-console/enums";
@@ -17,13 +15,13 @@ export abstract class GeneratorStrategy<Options, Policy> {
    *  @param userId: identifies the user state to retrieve
    *  @returns the strategy's durable user state
    */
-  durableState: (userId: UserId) => SingleUserState<Options>;
+  abstract durableState(userId: UserId): SingleUserState<Options>;
 
   /** Gets the default options. */
-  defaults$: (userId: UserId) => Observable<Options>;
+  abstract defaults$(userId: UserId): Observable<Options>;
 
   /** Identifies the policy enforced by the generator. */
-  policy: PolicyType;
+  abstract get policy(): PolicyType;
 
   /** Operator function that converts a policy collection observable to a single
    *   policy evaluator observable.
@@ -32,7 +30,7 @@ export abstract class GeneratorStrategy<Options, Policy> {
    * then the evaluator defaults to the application's limits.
    * @throws when the policy's type does not match the generator's policy type.
    */
-  toEvaluator: () => (
+  abstract toEvaluator(): (
     source: Observable<AdminPolicy[]>,
   ) => Observable<PolicyEvaluator<Policy, Options>>;
 
@@ -40,5 +38,5 @@ export abstract class GeneratorStrategy<Options, Policy> {
    * @param options The options used to generate the credentials.
    * @returns a promise that resolves to the generated credentials.
    */
-  generate: (options: Options) => Promise<string>;
+  abstract generate(options: Options): Promise<string>;
 }
diff --git a/libs/tools/generator/core/src/abstractions/generator.service.abstraction.ts b/libs/tools/generator/core/src/abstractions/generator.service.abstraction.ts
index 9c12dba44c7..d8027cf516f 100644
--- a/libs/tools/generator/core/src/abstractions/generator.service.abstraction.ts
+++ b/libs/tools/generator/core/src/abstractions/generator.service.abstraction.ts
@@ -1,5 +1,3 @@
-// FIXME: Update this file to be type safe and remove this and next line
-// @ts-strict-ignore
 import { Observable } from "rxjs";
 
 import { UserId } from "@bitwarden/common/types/guid";
@@ -16,34 +14,34 @@ export abstract class GeneratorService<Options, Policy> {
    *  The observable updates when the options are saved.
    *   @param userId: Identifies the user making the request
    */
-  options$: (userId: UserId) => Observable<Options>;
+  abstract options$(userId: UserId): Observable<Options>;
 
   /** An observable monitoring the options used to enforce policy.
    *  The observable updates when the policy changes.
    *  @param userId: Identifies the user making the request
    */
-  evaluator$: (userId: UserId) => Observable<PolicyEvaluator<Policy, Options>>;
+  abstract evaluator$(userId: UserId): Observable<PolicyEvaluator<Policy, Options>>;
 
   /** Gets the default options. */
-  defaults$: (userId: UserId) => Observable<Options>;
+  abstract defaults$(userId: UserId): Observable<Options>;
 
   /** Enforces the policy on the given options
    * @param userId: Identifies the user making the request
    * @param options the options to enforce the policy on
    * @returns a new instance of the options with the policy enforced
    */
-  enforcePolicy: (userId: UserId, options: Options) => Promise<Options>;
+  abstract enforcePolicy(userId: UserId, options: Options): Promise<Options>;
 
   /** Generates credentials
    * @param options the options to generate credentials with
    * @returns a promise that resolves with the generated credentials
    */
-  generate: (options: Options) => Promise<string>;
+  abstract generate(options: Options): Promise<string>;
 
   /** Saves the given options to disk.
    * @param userId: Identifies the user making the request
    * @param options the options to save
    * @returns a promise that resolves when the options are saved
    */
-  saveOptions: (userId: UserId, options: Options) => Promise<void>;
+  abstract saveOptions(userId: UserId, options: Options): Promise<void>;
 }
diff --git a/libs/tools/generator/core/src/abstractions/policy-evaluator.abstraction.ts b/libs/tools/generator/core/src/abstractions/policy-evaluator.abstraction.ts
index 08b8d3c4649..8dca7dfb327 100644
--- a/libs/tools/generator/core/src/abstractions/policy-evaluator.abstraction.ts
+++ b/libs/tools/generator/core/src/abstractions/policy-evaluator.abstraction.ts
@@ -1,15 +1,13 @@
-// FIXME: Update this file to be type safe and remove this and next line
-// @ts-strict-ignore
 /** Applies policy to a generation request */
 export abstract class PolicyEvaluator<Policy, PolicyTarget> {
   /** The policy to enforce */
-  policy: Policy;
+  abstract policy: Policy;
 
   /** Returns true when a policy is being enforced by the evaluator.
    * @remarks `applyPolicy` should be called when a policy is not in
    *           effect to enforce the application's default policy.
    */
-  policyInEffect: boolean;
+  abstract policyInEffect: boolean;
 
   /** Apply policy to a set of options.
    *  @param options The options to build from. These options are not altered.
@@ -17,7 +15,7 @@ export abstract class PolicyEvaluator<Policy, PolicyTarget> {
    *  @remarks This method only applies policy overrides.
    *           Pass the result to `sanitize` to ensure consistency.
    */
-  applyPolicy: (options: PolicyTarget) => PolicyTarget;
+  abstract applyPolicy(options: PolicyTarget): PolicyTarget;
 
   /** Ensures internal options consistency.
    *  @param options The options to cascade. These options are not altered.
@@ -26,5 +24,5 @@ export abstract class PolicyEvaluator<Policy, PolicyTarget> {
    *  pairs of flags and values (e.g. `number` and `minNumber`). If the flag
    *  and value are inconsistent, the flag cascades to the value.
    */
-  sanitize: (options: PolicyTarget) => PolicyTarget;
+  abstract sanitize(options: PolicyTarget): PolicyTarget;
 }
diff --git a/libs/tools/generator/extensions/history/src/generator-history.abstraction.ts b/libs/tools/generator/extensions/history/src/generator-history.abstraction.ts
index 3e3d4002be4..2e4f9c0f471 100644
--- a/libs/tools/generator/extensions/history/src/generator-history.abstraction.ts
+++ b/libs/tools/generator/extensions/history/src/generator-history.abstraction.ts
@@ -1,5 +1,3 @@
-// FIXME: Update this file to be type safe and remove this and next line
-// @ts-strict-ignore
 import { Observable } from "rxjs";
 
 import { UserId } from "@bitwarden/common/types/guid";
@@ -26,12 +24,12 @@ export abstract class GeneratorHistoryService {
    *    may contain several credentials that are better modelled as atomic versions of the
    *    vault item itself.
    */
-  track: (
+  abstract track(
     userId: UserId,
     credential: string,
     category: CredentialType,
     date?: Date,
-  ) => Promise<GeneratedCredential | null>;
+  ): Promise<GeneratedCredential | null>;
 
   /** Removes a matching credential from the history service.
    *  @param userId identifies the user taking the credential.
@@ -40,18 +38,18 @@ export abstract class GeneratorHistoryService {
    *    the promise completes with null.
    *  @remarks this can be used to extract an entry when a credential is stored in the vault.
    */
-  take: (userId: UserId, credential: string) => Promise<GeneratedCredential | null>;
+  abstract take(userId: UserId, credential: string): Promise<GeneratedCredential | null>;
 
   /** Deletes a user's credential history.
    *  @param userId identifies the user taking the credential.
    *  @returns A promise that completes when the history is cleared.
    */
-  clear: (userId: UserId) => Promise<GeneratedCredential[]>;
+  abstract clear(userId: UserId): Promise<GeneratedCredential[]>;
 
   /** Lists all credentials for a user.
    *  @param userId identifies the user listing the credential.
    *  @remarks This field is eventually consistent with `track` and `take` operations.
    *    It is not guaranteed to immediately reflect those changes.
    */
-  credentials$: (userId: UserId) => Observable<GeneratedCredential[]>;
+  abstract credentials$(userId: UserId): Observable<GeneratedCredential[]>;
 }
diff --git a/libs/tools/generator/extensions/legacy/src/password-generation.service.abstraction.ts b/libs/tools/generator/extensions/legacy/src/password-generation.service.abstraction.ts
index 09faed1810e..8bed8ff41e5 100644
--- a/libs/tools/generator/extensions/legacy/src/password-generation.service.abstraction.ts
+++ b/libs/tools/generator/extensions/legacy/src/password-generation.service.abstraction.ts
@@ -1,5 +1,3 @@
-// FIXME: Update this file to be type safe and remove this and next line
-// @ts-strict-ignore
 import { Observable } from "rxjs";
 
 import { PasswordGeneratorPolicyOptions } from "@bitwarden/common/admin-console/models/domain/password-generator-policy-options";
@@ -9,15 +7,15 @@ import { PasswordGeneratorOptions } from "./password-generator-options";
 
 /** @deprecated Use {@link GeneratorService} with a password or passphrase {@link GeneratorStrategy} instead. */
 export abstract class PasswordGenerationServiceAbstraction {
-  generatePassword: (options: PasswordGeneratorOptions) => Promise<string>;
-  generatePassphrase: (options: PasswordGeneratorOptions) => Promise<string>;
-  getOptions: () => Promise<[PasswordGeneratorOptions, PasswordGeneratorPolicyOptions]>;
-  getOptions$: () => Observable<[PasswordGeneratorOptions, PasswordGeneratorPolicyOptions]>;
-  enforcePasswordGeneratorPoliciesOnOptions: (
+  abstract generatePassword(options: PasswordGeneratorOptions): Promise<string>;
+  abstract generatePassphrase(options: PasswordGeneratorOptions): Promise<string>;
+  abstract getOptions(): Promise<[PasswordGeneratorOptions, PasswordGeneratorPolicyOptions]>;
+  abstract getOptions$(): Observable<[PasswordGeneratorOptions, PasswordGeneratorPolicyOptions]>;
+  abstract enforcePasswordGeneratorPoliciesOnOptions(
     options: PasswordGeneratorOptions,
-  ) => Promise<[PasswordGeneratorOptions, PasswordGeneratorPolicyOptions]>;
-  saveOptions: (options: PasswordGeneratorOptions) => Promise<void>;
-  getHistory: () => Promise<GeneratedPasswordHistory[]>;
-  addHistory: (password: string) => Promise<void>;
-  clear: (userId?: string) => Promise<GeneratedPasswordHistory[]>;
+  ): Promise<[PasswordGeneratorOptions, PasswordGeneratorPolicyOptions]>;
+  abstract saveOptions(options: PasswordGeneratorOptions): Promise<void>;
+  abstract getHistory(): Promise<GeneratedPasswordHistory[]>;
+  abstract addHistory(password: string): Promise<void>;
+  abstract clear(userId?: string): Promise<GeneratedPasswordHistory[]>;
 }
diff --git a/libs/tools/generator/extensions/legacy/src/username-generation.service.abstraction.ts b/libs/tools/generator/extensions/legacy/src/username-generation.service.abstraction.ts
index 2b19ac8a706..355f54fae40 100644
--- a/libs/tools/generator/extensions/legacy/src/username-generation.service.abstraction.ts
+++ b/libs/tools/generator/extensions/legacy/src/username-generation.service.abstraction.ts
@@ -1,17 +1,15 @@
-// FIXME: Update this file to be type safe and remove this and next line
-// @ts-strict-ignore
 import { Observable } from "rxjs";
 
 import { UsernameGeneratorOptions } from "./username-generation-options";
 
 /** @deprecated Use {@link GeneratorService} with a username {@link GeneratorStrategy} instead. */
 export abstract class UsernameGenerationServiceAbstraction {
-  generateUsername: (options: UsernameGeneratorOptions) => Promise<string>;
-  generateWord: (options: UsernameGeneratorOptions) => Promise<string>;
-  generateSubaddress: (options: UsernameGeneratorOptions) => Promise<string>;
-  generateCatchall: (options: UsernameGeneratorOptions) => Promise<string>;
-  generateForwarded: (options: UsernameGeneratorOptions) => Promise<string>;
-  getOptions: () => Promise<UsernameGeneratorOptions>;
-  getOptions$: () => Observable<UsernameGeneratorOptions>;
-  saveOptions: (options: UsernameGeneratorOptions) => Promise<void>;
+  abstract generateUsername(options: UsernameGeneratorOptions): Promise<string>;
+  abstract generateWord(options: UsernameGeneratorOptions): Promise<string>;
+  abstract generateSubaddress(options: UsernameGeneratorOptions): Promise<string>;
+  abstract generateCatchall(options: UsernameGeneratorOptions): Promise<string>;
+  abstract generateForwarded(options: UsernameGeneratorOptions): Promise<string>;
+  abstract getOptions(): Promise<UsernameGeneratorOptions>;
+  abstract getOptions$(): Observable<UsernameGeneratorOptions>;
+  abstract saveOptions(options: UsernameGeneratorOptions): Promise<void>;
 }
diff --git a/libs/tools/generator/extensions/navigation/src/generator-navigation.service.abstraction.ts b/libs/tools/generator/extensions/navigation/src/generator-navigation.service.abstraction.ts
index 91ef0449ba8..ff74264260b 100644
--- a/libs/tools/generator/extensions/navigation/src/generator-navigation.service.abstraction.ts
+++ b/libs/tools/generator/extensions/navigation/src/generator-navigation.service.abstraction.ts
@@ -1,5 +1,3 @@
-// FIXME: Update this file to be type safe and remove this and next line
-// @ts-strict-ignore
 import { Observable } from "rxjs";
 
 import { UserId } from "@bitwarden/common/types/guid";
@@ -15,30 +13,33 @@ export abstract class GeneratorNavigationService {
    *  The observable updates when the options are saved.
    *   @param userId: Identifies the user making the request
    */
-  options$: (userId: UserId) => Observable<GeneratorNavigation>;
+  abstract options$(userId: UserId): Observable<GeneratorNavigation>;
 
   /** Gets the default options. */
-  defaults$: (userId: UserId) => Observable<GeneratorNavigation>;
+  abstract defaults$(userId: UserId): Observable<GeneratorNavigation>;
 
   /** An observable monitoring the options used to enforce policy.
    *  The observable updates when the policy changes.
    *  @param userId: Identifies the user making the request
    */
-  evaluator$: (
+  abstract evaluator$(
     userId: UserId,
-  ) => Observable<PolicyEvaluator<GeneratorNavigationPolicy, GeneratorNavigation>>;
+  ): Observable<PolicyEvaluator<GeneratorNavigationPolicy, GeneratorNavigation>>;
 
   /** Enforces the policy on the given options
    * @param userId: Identifies the user making the request
    * @param options the options to enforce the policy on
    * @returns a new instance of the options with the policy enforced
    */
-  enforcePolicy: (userId: UserId, options: GeneratorNavigation) => Promise<GeneratorNavigation>;
+  abstract enforcePolicy(
+    userId: UserId,
+    options: GeneratorNavigation,
+  ): Promise<GeneratorNavigation>;
 
   /** Saves the navigation options to disk.
    * @param userId: Identifies the user making the request
    * @param options the options to save
    * @returns a promise that resolves when the options are saved
    */
-  saveOptions: (userId: UserId, options: GeneratorNavigation) => Promise<void>;
+  abstract saveOptions(userId: UserId, options: GeneratorNavigation): Promise<void>;
 }