I was curious what the process was ~4 years ago for this so I “misplaced” my ID flying from SF to LA and the first agent at the beginning of the line looked me

I was curious what the process was ~4 years ago for this so I “misplaced” my ID flying from SF to LA and the first agent at the beginning of the line looked me up on LinkedIn then they did a bag inspection and they let me through (I had a pass on my phone). It was very ... lenient.