====== Mac OS X Security ======
  * [[https://support.yubico.com/support/solutions/articles/15000006468-using-your-yubikey-as-a-smart-card-in-macos|Using [[sysadmin:yubikey|YubiKey]] as Smart Card]]
  * [[https://support.apple.com/en-us/HT208372|Smart Card only login]]
  * [[https://twocanoes.com/12-customizations-for-the-mojave-macos-login-window-that-you-didnt-know-about/|Serveral Login Features]]