Breaking Korea Transit Card with Side-Channel Attack - Unauthorized Recharging

Breaking Korea Transit Card with Side-Channel Attack - Unauthorized Recharging

Explore a Black Hat conference presentation on breaking Korea's transit card system through side-channel attacks. Delve into the vulnerabilities of smart devices and their cryptographic features, focusing on a real-world smartcard widely used in Korea. Learn about the black-box approach used to conduct the attack, where only public information like standard documents and specifications were available. Understand the potential financial damage and security threats posed by such attacks on critical systems. Gain insights from presenter Tae Won Kim on unauthorized recharging and the implications for smartcard security in public transportation.