- YubiKey Integration - PAM U2F login (2FA with a YubiKey and pam-u2f)
- Managing OpenPGP subkeys (You're already using at least one, except if you're doing weird stuff.)
- YubiKey Integration - OpenPGP module (One key to rule them all keys…)
- YubiKey Integration in my daily workflow (2FA, WebAuthn, PGP… a YubiKey can help in many places)