THE FOUR LETTERS NO TRAVELER WANTS TO SEE ON THEIR BOARDING PASS AND THE SECRET TSA PROTOCOLS THAT COULD HALT YOUR ENTIRE VACATION

goal of reaching their gate before the final boarding call. However, for a select and often bewildered group of passengers, that journey is interrupted by a series of characters printed inconspicuously on their boarding pass that changes everything. The appearance of SSSS, standing for Secondary Security Screening Selection, is a digital brand that continue reading …