SDDM login with a Yubikey on Arch Linux

If you are wondering how you can login with a Yubikey into your system with SDDM, here are the steps: Step 1: Install yubico-pam from [community]. Step 2: Edit the file /etc/yubikeys and insert text in the following format: <username>:<yubikey_token_id> # eg luca:cclcclcclccl If you don’t know what the token ID from your yubikey is, just open a text editor and press the button on your yubikey to create a one time password (=OTP)....