Some commercial airports use private security, while others use federal officers. Private employees check IDs, screen passengers and baggage, but the TSA also has a security team to audit them. The use of private security is due to the creation of the TSA after the 9/11 attacks. Most U.S. airports use the TSA, with Kansas City and San Francisco being the only holdouts. More airports are considering going private, which would bring a major shift.
Original Article Source Link:
https://www.npr.org/2026/06/29/nx-s1-5829930/us-airports-tsa-private-security-companies