https://www.wired.com/story/one-minute-attack-let-hackers-spoof-hotel-master-keys/
With a $300 Proxmark RFID card reading and writing tool, any expired keycard pulled from the trash of a target hotel
https://www.wired.com/story/one-minute-attack-let-hackers-spoof-hotel-master-keys/
With a $300 Proxmark RFID card reading and writing tool, any expired keycard pulled from the trash of a target hotel