Use your phone's Face ID or fingerprint to approve sudo and unlock your Mac. QR pairing, encrypted BLE, Secure Enclave signing — keys never leave your phone. Works with iPhone, Android, Apple Watch, Wear OS, or any browser. No $199 Magic Keyboard needed.
fssh: The macOS SSH agent for managing keys with Touch ID and OTP. Secure your SSH private keys with biometric authentication and interactive shell completion.