diff --git a/src/Core/KeyManagement/Commands/Interfaces/ISetAccountKeysForUserCommand.cs b/src/Core/KeyManagement/Commands/Interfaces/ISetAccountKeysForUserCommand.cs
new file mode 100644
index 0000000000..ffce03f916
--- /dev/null
+++ b/src/Core/KeyManagement/Commands/Interfaces/ISetAccountKeysForUserCommand.cs
@@ -0,0 +1,14 @@
+#nullable enable
+using Bit.Core.KeyManagement.Models.Api.Request;
+using Bit.Core.KeyManagement.Repositories;
+using Bit.Core.Repositories;
+
+namespace Bit.Core.KeyManagement.Commands.Interfaces;
+
+public interface ISetAccountKeysForUserCommand
+{
+    Task SetAccountKeysForUserAsync(Guid userId,
+        AccountKeysRequestModel accountKeys,
+        IUserRepository userRepository,
+        IUserSignatureKeyPairRepository userSignatureKeyPairRepository);
+}
diff --git a/src/Core/KeyManagement/Commands/SetAccountKeysForUserCommand.cs b/src/Core/KeyManagement/Commands/SetAccountKeysForUserCommand.cs
new file mode 100644
index 0000000000..78d60fe1c1
--- /dev/null
+++ b/src/Core/KeyManagement/Commands/SetAccountKeysForUserCommand.cs
@@ -0,0 +1,42 @@
+using Bit.Core.KeyManagement.Commands.Interfaces;
+using Bit.Core.KeyManagement.Entities;
+using Bit.Core.KeyManagement.Models.Api.Request;
+using Bit.Core.KeyManagement.Repositories;
+using Bit.Core.Repositories;
+using Bit.Core.Utilities;
+
+namespace Bit.Core.KeyManagement.Commands;
+
+public class SetAccountKeysForUserCommand : ISetAccountKeysForUserCommand
+{
+    public async Task SetAccountKeysForUserAsync(Guid userId, AccountKeysRequestModel accountKeys, IUserRepository userRepository, IUserSignatureKeyPairRepository userSignatureKeyPairRepository)
+    {
+        var user = await userRepository.GetByIdAsync(userId);
+        if (user == null)
+        {
+            throw new ArgumentException("User not found", nameof(userId));
+        }
+
+        var accountKeysData = accountKeys.ToAccountKeysData();
+
+        // Update the public key encryption key pair data
+        user.PrivateKey = accountKeysData.PublicKeyEncryptionKeyPairData.WrappedPrivateKey;
+        user.PublicKey = accountKeysData.PublicKeyEncryptionKeyPairData.PublicKey;
+        user.RevisionDate = user.AccountRevisionDate = DateTime.UtcNow;
+        await userRepository.ReplaceAsync(user);
+        // Update the signature key pair data
+        if (accountKeysData.SignatureKeyPairData != null)
+        {
+            await userSignatureKeyPairRepository.UpsertAsync(new UserSignatureKeyPair
+            {
+                Id = CoreHelpers.GenerateComb(),
+                UserId = userId,
+                SignatureAlgorithm = accountKeysData.SignatureKeyPairData.SignatureAlgorithm,
+                SigningKey = accountKeysData.SignatureKeyPairData.WrappedSigningKey,
+                VerifyingKey = accountKeysData.SignatureKeyPairData.VerifyingKey,
+                CreationDate = DateTime.UtcNow,
+                RevisionDate = DateTime.UtcNow,
+            });
+        }
+    }
+}