A TSA official said the agency “is currently in the beginning stages of integrating automated facial recognition capability as an enhancement to the Credential Authentication Technology devices that had been deployed several years ago.”

The latest CAT scanners — known as CAT-2 units — incorporate facial recognition technology by taking real-time pictures of travelers and then comparing those images against their photo IDs.

https://www.nextgov.com/emerging-tech/2024/01/tsa-uses-minimum-data-fine-tune-its-facial-recognition-some-experts-still-worry/393672/