The Homeland Security Department's latest update is yet another win for travelers, following the recent repeal of the shoes-off rule.

The TSA may ease restrictions on liquids and other screening rules as Homeland Security signals a shift in post-9/11 airport security measures.

Security-checkpoint scanners could flag you for something you can't pack—or even prevent. Here's what you need to know.

The TSA honors military families with free PreCheck enrollment while streamlining security for all travelers. These changes represent the biggest airport security updates in years.