diff --git a/libs/common/src/platform/models/domain/account-keys.spec.ts b/libs/common/src/platform/models/domain/account-keys.spec.ts
deleted file mode 100644
index 6bdb08edd51..00000000000
--- a/libs/common/src/platform/models/domain/account-keys.spec.ts
+++ /dev/null
@@ -1,42 +0,0 @@
-import { makeStaticByteArray } from "../../../../spec";
-import { Utils } from "../../misc/utils";
-
-import { AccountKeys, EncryptionPair } from "./account";
-
-describe("AccountKeys", () => {
-  describe("toJSON", () => {
-    it("should serialize itself", () => {
-      const keys = new AccountKeys();
-      const buffer = makeStaticByteArray(64);
-      keys.publicKey = buffer;
-
-      const bufferSpy = jest.spyOn(Utils, "fromBufferToByteString");
-      keys.toJSON();
-      expect(bufferSpy).toHaveBeenCalledWith(buffer);
-    });
-
-    it("should serialize public key as a string", () => {
-      const keys = new AccountKeys();
-      keys.publicKey = Utils.fromByteStringToArray("hello");
-      const json = JSON.stringify(keys);
-      expect(json).toContain('"publicKey":"hello"');
-    });
-  });
-
-  describe("fromJSON", () => {
-    it("should deserialize public key to a buffer", () => {
-      const keys = AccountKeys.fromJSON({
-        publicKey: "hello",
-      });
-      expect(keys.publicKey).toEqual(Utils.fromByteStringToArray("hello"));
-    });
-
-    it("should deserialize privateKey", () => {
-      const spy = jest.spyOn(EncryptionPair, "fromJSON");
-      AccountKeys.fromJSON({
-        privateKey: { encrypted: "encrypted", decrypted: "decrypted" },
-      } as any);
-      expect(spy).toHaveBeenCalled();
-    });
-  });
-});
diff --git a/libs/common/src/platform/models/domain/account.spec.ts b/libs/common/src/platform/models/domain/account.spec.ts
index 307fde62f93..caa0b6a3f4e 100644
--- a/libs/common/src/platform/models/domain/account.spec.ts
+++ b/libs/common/src/platform/models/domain/account.spec.ts
@@ -1,4 +1,4 @@
-import { Account, AccountKeys, AccountProfile } from "./account";
+import { Account, AccountProfile } from "./account";
 
 describe("Account", () => {
   describe("fromJSON", () => {
@@ -7,12 +7,10 @@ describe("Account", () => {
     });
 
     it("should call all the sub-fromJSONs", () => {
-      const keysSpy = jest.spyOn(AccountKeys, "fromJSON");
       const profileSpy = jest.spyOn(AccountProfile, "fromJSON");
 
       Account.fromJSON({});
 
-      expect(keysSpy).toHaveBeenCalled();
       expect(profileSpy).toHaveBeenCalled();
     });
   });
diff --git a/libs/common/src/platform/models/domain/account.ts b/libs/common/src/platform/models/domain/account.ts
index b9d10f47e97..1365a33cc9b 100644
--- a/libs/common/src/platform/models/domain/account.ts
+++ b/libs/common/src/platform/models/domain/account.ts
@@ -2,95 +2,6 @@
 // @ts-strict-ignore
 import { Jsonify } from "type-fest";
 
-import { DeepJsonify } from "../../../types/deep-jsonify";
-import { Utils } from "../../misc/utils";
-
-import { SymmetricCryptoKey } from "./symmetric-crypto-key";
-
-export class EncryptionPair<TEncrypted, TDecrypted> {
-  encrypted?: TEncrypted;
-  decrypted?: TDecrypted;
-
-  toJSON() {
-    return {
-      encrypted: this.encrypted,
-      decrypted:
-        this.decrypted instanceof ArrayBuffer
-          ? Utils.fromBufferToByteString(this.decrypted)
-          : this.decrypted,
-    };
-  }
-
-  static fromJSON<TEncrypted, TDecrypted>(
-    obj: { encrypted?: Jsonify<TEncrypted>; decrypted?: string | Jsonify<TDecrypted> },
-    decryptedFromJson?: (decObj: Jsonify<TDecrypted> | string) => TDecrypted,
-    encryptedFromJson?: (encObj: Jsonify<TEncrypted>) => TEncrypted,
-  ) {
-    if (obj == null) {
-      return null;
-    }
-
-    const pair = new EncryptionPair<TEncrypted, TDecrypted>();
-    if (obj?.encrypted != null) {
-      pair.encrypted = encryptedFromJson
-        ? encryptedFromJson(obj.encrypted)
-        : (obj.encrypted as TEncrypted);
-    }
-    if (obj?.decrypted != null) {
-      pair.decrypted = decryptedFromJson
-        ? decryptedFromJson(obj.decrypted)
-        : (obj.decrypted as TDecrypted);
-    }
-    return pair;
-  }
-}
-
-export class AccountKeys {
-  publicKey?: Uint8Array;
-
-  /** @deprecated July 2023, left for migration purposes*/
-  cryptoSymmetricKey?: EncryptionPair<string, SymmetricCryptoKey> = new EncryptionPair<
-    string,
-    SymmetricCryptoKey
-  >();
-
-  toJSON() {
-    // If you pass undefined into fromBufferToByteString, you will get an empty string back
-    // which will cause all sorts of headaches down the line when you try to getPublicKey
-    // and expect a Uint8Array and get an empty string instead.
-    return Utils.merge(this, {
-      publicKey: this.publicKey ? Utils.fromBufferToByteString(this.publicKey) : undefined,
-    });
-  }
-
-  static fromJSON(obj: DeepJsonify<AccountKeys>): AccountKeys {
-    if (obj == null) {
-      return null;
-    }
-    return Object.assign(new AccountKeys(), obj, {
-      cryptoSymmetricKey: EncryptionPair.fromJSON(
-        obj?.cryptoSymmetricKey,
-        SymmetricCryptoKey.fromJSON,
-      ),
-      publicKey: Utils.fromByteStringToArray(obj?.publicKey),
-    });
-  }
-
-  static initRecordEncryptionPairsFromJSON(obj: any) {
-    return EncryptionPair.fromJSON(obj, (decObj: any) => {
-      if (obj == null) {
-        return null;
-      }
-
-      const record: Record<string, SymmetricCryptoKey> = {};
-      for (const id in decObj) {
-        record[id] = SymmetricCryptoKey.fromJSON(decObj[id]);
-      }
-      return record;
-    });
-  }
-}
-
 export class AccountProfile {
   name?: string;
   email?: string;
@@ -107,15 +18,10 @@ export class AccountProfile {
 }
 
 export class Account {
-  keys?: AccountKeys = new AccountKeys();
   profile?: AccountProfile = new AccountProfile();
 
   constructor(init: Partial<Account>) {
     Object.assign(this, {
-      keys: {
-        ...new AccountKeys(),
-        ...init?.keys,
-      },
       profile: {
         ...new AccountProfile(),
         ...init?.profile,
@@ -129,7 +35,6 @@ export class Account {
     }
 
     return Object.assign(new Account({}), json, {
-      keys: AccountKeys.fromJSON(json?.keys),
       profile: AccountProfile.fromJSON(json?.profile),
     });
   }
diff --git a/libs/common/src/platform/models/domain/encrypted-object.ts b/libs/common/src/platform/models/domain/encrypted-object.ts
deleted file mode 100644
index 3caa7ae68d1..00000000000
--- a/libs/common/src/platform/models/domain/encrypted-object.ts
+++ /dev/null
@@ -1,8 +0,0 @@
-// FIXME: Update this file to be type safe and remove this and next line
-// @ts-strict-ignore
-
-export class EncryptedObject {
-  iv: Uint8Array;
-  data: Uint8Array;
-  mac: Uint8Array;
-}
diff --git a/libs/common/src/platform/models/domain/encryption-pair.spec.ts b/libs/common/src/platform/models/domain/encryption-pair.spec.ts
deleted file mode 100644
index 1418c125ed6..00000000000
--- a/libs/common/src/platform/models/domain/encryption-pair.spec.ts
+++ /dev/null
@@ -1,41 +0,0 @@
-import { Utils } from "../../misc/utils";
-
-import { EncryptionPair } from "./account";
-
-describe("EncryptionPair", () => {
-  describe("toJSON", () => {
-    it("should populate decryptedSerialized for buffer arrays", () => {
-      const pair = new EncryptionPair<string, ArrayBuffer>();
-      pair.decrypted = Utils.fromByteStringToArray("hello").buffer;
-      const json = pair.toJSON();
-      expect(json.decrypted).toEqual("hello");
-    });
-
-    it("should populate decryptedSerialized for TypesArrays", () => {
-      const pair = new EncryptionPair<string, Uint8Array>();
-      pair.decrypted = Utils.fromByteStringToArray("hello");
-      const json = pair.toJSON();
-      expect(json.decrypted).toEqual(new Uint8Array([104, 101, 108, 108, 111]));
-    });
-
-    it("should serialize encrypted and decrypted", () => {
-      const pair = new EncryptionPair<string, string>();
-      pair.encrypted = "hello";
-      pair.decrypted = "world";
-      const json = pair.toJSON();
-      expect(json.encrypted).toEqual("hello");
-      expect(json.decrypted).toEqual("world");
-    });
-  });
-
-  describe("fromJSON", () => {
-    it("should deserialize encrypted and decrypted", () => {
-      const pair = EncryptionPair.fromJSON({
-        encrypted: "hello",
-        decrypted: "world",
-      });
-      expect(pair.encrypted).toEqual("hello");
-      expect(pair.decrypted).toEqual("world");
-    });
-  });
-});
diff --git a/libs/common/src/platform/services/state.service.ts b/libs/common/src/platform/services/state.service.ts
index 284c8a7f2dc..cc5e5d07396 100644
--- a/libs/common/src/platform/services/state.service.ts
+++ b/libs/common/src/platform/services/state.service.ts
@@ -254,15 +254,6 @@ export class StateService<
     );
   }
 
-  /**
-   * @deprecated Use UserKey instead
-   */
-  async getEncryptedCryptoSymmetricKey(options?: StorageOptions): Promise<string> {
-    return (
-      await this.getAccount(this.reconcileOptions(options, await this.defaultOnDiskOptions()))
-    )?.keys.cryptoSymmetricKey.encrypted;
-  }
-
   async getIsAuthenticated(options?: StorageOptions): Promise<boolean> {
     return (
       (await this.tokenService.getAccessToken(options?.userId as UserId)) != null &&