A backdoor in millions of Shanghai Fudan Microelectronics RFID cards allows cloning

https://securityaffairs.com/167321/hacking/shanghai-fudan-microelectronics-rfid-cards-backdoor.html

https://x.com/home/status/1826154769381003282

https://x.com/home/status/1826155044137480655

https://x.com/home/status/1826165241085849727