OnlyAgent

Encrypt anything with your hardware key.

Securely encrypt, sign, decrypt and verify messages and files right in your browser. Your private keys never leave your OnlyKey.

Encrypt & Sign Messages

Compose an end-to-end encrypted, signed message for any Keybase or Protonmail user.

Encrypt & Sign Files

Encrypt files for a recipient — or for yourself — with your OnlyKey.

Decrypt & Verify Messages

Decrypt incoming PGP messages and verify the sender's signature.

Decrypt & Verify Files

Decrypt .gpg files and confirm they came from who you expect.

Find a Recipient

Search Keybase and Protonmail for someone to send encrypted messages to.

Password Generator

Derive strong, repeatable static passwords from your OnlyKey.