PAM module for U2F/FIDO2 authenticator support
Provides an easy way to use U2F-compliant authenticators with PAM
pam_u2f$ echo 'auth required pam_u2f.so' | sudo tee -a /etc/pam.d/sudo$ pamu2fcfg -u $(whoami) > ~/.config/Yubico/u2f_keys$ echo 'auth optional pam_u2f.so' | sudo tee -a /etc/pam.d/login