As of September 1, 2019, I am retired. Formerly I was a University Professor in the David R. Cheriton School of Computer Science at the University of Waterloo. My current title is Professor Emeritus.
Cryptography Theory and Practice, Fourth Edition,
My most recent book, Techniques for Designing and Analyzing Algorithms, has now been published by CRC Press.
CRC Press named me their October 2018 Mathematician of the Month. Click the link for a Q&A with me.