CipherBrick Pro

Enable Key Exchange Tools

Clears clipboard and ends the session after inactivity.

Clipboard (sec)

Session (min)

Protocol used when transmitting encrypted messages via audio.

Audio TX Protocol

1 Keys

2 Exchange

3 Done

ECDH keys are required for secure exchange. You can generate new ones or import existing keys.

Status: No keys loaded

🆕

Create fresh ECDH P-256 keys for this exchange

📁

Use keys you've previously saved

🔑

Tap your FIDO2 key for stable, cross-session identity

✅ Keys Ready! Your public key is loaded and ready for exchange.

Your Public Key (share this with the other person):

📤

Create and encrypt credentials to share

📥

Decrypt a share string sent to you