Sudipta Chattopadhyay is an Associate Professor at Singapore University of Technology and Design (SUTD) and hacks code during his spare time. His general research interests lie in the broad area of cyber security including but not limited to security for AI, Wireless Technologies, and Internet of Things (IoTs). Together with Matheus, he discovered SweynTooth, BrakTooth and 5Ghoul, families of Bluetooth and 5G NR vulnerabilities that affected billions of devices worldwide.