Secure Proton with a Passkey
Register your Seedkeeper PRO as a hardware security key on your Proton account, as a phishing-resistant second factor alongside your password.
Secure Bitwarden with a Passkey
Log in to Bitwarden and decrypt your vault with a Seedkeeper PRO passkey, replacing your master password in daily use. Confirmed working with PRF.
Secure SSH with a Security Key
Replace your SSH private key file with one generated inside your Seedkeeper PRO. Covers RHEL and Debian servers, plus the version traps on both.
Linux Login with a Security Key
Use your Seedkeeper PRO for local Linux login and sudo with pam-u2f. Covers Debian and RHEL, and the lockout traps that catch people out.
Unlock LUKS with a Security Key
Enroll your Seedkeeper PRO as a LUKS2 unlock method with systemd-cryptenroll - including the honest answer on NFC devices at boot time.