diff --git a/web/database/utils/worker-crypto-utils.js b/web/database/utils/worker-crypto-utils.js
--- a/web/database/utils/worker-crypto-utils.js
+++ b/web/database/utils/worker-crypto-utils.js
@@ -1,6 +1,10 @@
 // @flow
 
 const ENCRYPTION_ALGORITHM = 'AES-GCM';
+const ENCRYPTION_KEY_USAGES: $ReadOnlyArray<CryptoKey$Usages> = [
+  'encrypt',
+  'decrypt',
+];
 
 type EncryptedData = {
   +iv: BufferSource,
@@ -18,7 +22,7 @@
       length: 256,
     },
     extractable,
-    ['encrypt', 'decrypt'],
+    ENCRYPTION_KEY_USAGES,
   );
 }
 
@@ -61,4 +65,28 @@
   return new Uint8Array(decrypted);
 }
 
-export { generateDatabaseCryptoKey, encryptDatabaseFile, decryptDatabaseFile };
+async function exportKeyToJWK(
+  key: CryptoKey,
+): Promise<SubtleCrypto$JsonWebKey> {
+  return await crypto.subtle.exportKey('jwk', key);
+}
+
+async function importJWKKey(
+  jwkKey: SubtleCrypto$JsonWebKey,
+): Promise<CryptoKey> {
+  return await crypto.subtle.importKey(
+    'jwk',
+    jwkKey,
+    ENCRYPTION_ALGORITHM,
+    true,
+    ENCRYPTION_KEY_USAGES,
+  );
+}
+
+export {
+  generateDatabaseCryptoKey,
+  encryptDatabaseFile,
+  decryptDatabaseFile,
+  exportKeyToJWK,
+  importJWKKey,
+};
diff --git a/web/database/utils/worker-crypto-utlis.test.js b/web/database/utils/worker-crypto-utlis.test.js
--- a/web/database/utils/worker-crypto-utlis.test.js
+++ b/web/database/utils/worker-crypto-utlis.test.js
@@ -5,7 +5,9 @@
 import {
   decryptDatabaseFile,
   encryptDatabaseFile,
+  exportKeyToJWK,
   generateDatabaseCryptoKey,
+  importJWKKey,
 } from './worker-crypto-utils.js';
 import { getSQLiteDBVersion } from '../queries/db-queries.js';
 
@@ -84,4 +86,22 @@
     const newDatabase = new SQL.Database(decrypted);
     expect(getSQLiteDBVersion(newDatabase)).toBe(TEST_DB_VERSION);
   });
+
+  it('should export and import key in JWK format', async () => {
+    // creating new key
+    const key = await generateDatabaseCryptoKey({ extractable: true });
+    const dbContent: Uint8Array = database.export();
+    const encryptedData = await encryptDatabaseFile(dbContent, key);
+
+    // exporting and importing key
+    const exportedKey = await exportKeyToJWK(key);
+    const importedKey = await importJWKKey(exportedKey);
+
+    // decrypt using re-created on import key
+    const decrypted = await decryptDatabaseFile(encryptedData, importedKey);
+
+    const SQL = await initSqlJs();
+    const newDatabase = new SQL.Database(decrypted);
+    expect(getSQLiteDBVersion(newDatabase)).toBe(TEST_DB_VERSION);
+  });
 });