pam-2fa-scream
Highly secure second factor auth by screaming at your computer.
[kgz@ayano ~]$ su
Password:
Second factor: please scream loudly at your computer
Authentication failed: you must scream louder (30% required, only received 9%)
su: Authentication failure
[kgz@ayano ~]$ su
Password:
Second factor: please scream loudly at your computer
[root@ayano kgz]#
Building and installing
meson build
ninja -C build
cp build/meson-out/libpam_2fa_scream.so /lib/security/pam_scream.so
chmod 755 /lib/security/pam_scream.so
Edit something in /etc/pam.d/ and add
auth required pam_scream.so