Hackers Found a Way to Open Any of 3 Million Hotel Keycard Locks in Seconds

March 25, 2024

The company behind the Saflok-brand door locks is offering a fix, but it may take months or years to reach some hotels. When thousands of security researchers descend on Las Vegas every August for what's come to be known as “hacker summer camp,” the back-to-back Black Hat and Defcon hacker conferences, it's a given that some of them will experiment with hacking the infrastructure of Vegas itself, the city's elaborate array of casino and hospitality technology. But at one private event in 2022, a select group of researchers were actually invited to hack a Vegas hotel room, competing in a suite crowded with their laptops and ca...