Transformations in airport security expected as TSA reevaluates checkpoint procedures. New technology could eliminate the need for shoe removal and reduce restrictions on liquid carry-on.

Homeland Security Secretary Kristi Noem says the TSA is considering changes to its restrictions on liquids in carry-on bags. The possible update follows a recent policy shift that ended the requirement for passengers to remove their shoes during standard security screenings,

The review aims to make air travel more convenient and modernize long-standing rules that have been in place since the early 2000s. For nearly 20 years, travelers have been restricted from bringing liquids in containers no larger than 3.4 fluid ounces in carry-on bags.

Homeland Security officials have said they are reviewing all of TSA's current rules and "exploring new and innovative ways to enhance the passenger experience and our strong security posture,” which Matthew Borie,

The Transportation Security Administration (TSA) in 2006 implemented a policy limiting liquids, gels and aerosols in passenger carry-on luggage to 3.4-ounce containers or smaller, to lessen the chances of liquid explosives being brought onboard commercial aircraft.

Homeland Security Secretary Kristi Noem said the agency is evaluating changes its liquid restrictions rule for airline carry-ons — a policy that’s a symbol of post 9/11 travel.

Tiny toiletries stuffed into one-quart plastic bags have long been a way of life for frequent flyers who carry their suitcases onboard. That could be the next security screening measure to change, suggests DHS Secretary Kristi Noem.