FIDO
Securing SSH with FIDO U2F (YubiKey) on Debian
FIDO devices are supported by the public key types „ecdsa-sk“ and „ed25519-sk“, along with corresponding certificate types. This is supported in OpenSSH from version 8.2. Debian Buster (stable) delivers version 7.9, so we need to install a newer version via Debian Buster Backports. If you use Debian unstable or read this when Debian Bullseye is […]