His research interests center on systems/network security and applied cryptography, with a current focus on self-healing systems, software hardening, information flow tracking, and cloud security. He received his Ph.D. in 2001 from the University of Pennsylvania, and his B.Sc. from the University of Crete in 1996, both in computer science. His current CV and list of publications can be found at http://www.cs.columbia.edu/~angelos/cv.html.