What Does It Mean When You See “SSSS” on Your Boarding Pass?
What's that mysterious "SSSS" on your boarding pass? Find out what those four letters mean and how to navigate this airport security situation.
Brianna Bell is a writer contributing all things bookish to Reader's Digest. Her work has been featured in the New York Times, the Globe & Mail, the Guardian and many other national and international publications. When she's not writing, she's reading, browsing bookstores or adding to her TBR list.