Originally Posted by
Tall Travel Dude
My experience has been similar, but with a twist. When traveling without luggage, checking in and gathering my boarding pass at the kiosk (not allowed to print them at home - told to check with agent at airport), I'm never asked for my certs; however, when traveling with luggage, I was asked every time (since I had to interact with an agent).
You shouldn't be able to check in a a Kiosk when using a cert.