{ pkgs, ... }: { services.udev.packages = [ pkgs.yubikey-personalization ]; security.pam.u2f = { enable = true; settings.cue = true; control = "sufficient"; }; security.pam.services = { greetd.u2fAuth = true; sudo.u2fAuth = true; # hyprlock.u2fAuth = true; }; environment.systemPackages = with pkgs; [ yubikey-manager ]; }