His research lies at the intersection of computer security and distributed systems. He is presently focused on finding new ways to protect the security and privacy of users of “cloud hosted” services. His interests also include software and network security, data privacy, anonymity, and electronic voting, as well as the interaction between computer security, law, and public policy. Previously, he was a postdoctoral researcher at the CIS department at the University of Pennsylvania, and he received his Ph.D. in Computer Science from Princeton University in 2012.