Dr. Ranjit Kumaresan joined Visa Research as a Staff Research Scientist in September 2018. Ranjit received his Ph.D. and M.S. in Computer Science from University of Maryland in 2012 and 2011, respectively, and received his B.T. in Computer Science from Indian Institute of Technology, Chennai in 2006. Prior to joining Visa, Ranjit was a Researcher at Microsoft. Before working at Microsoft, he was a Postdoctoral Associate at Massachusetts Institute of Technology, and a Postdoctoral Research Scholar at Technion – Israel Institute of Technology.
As a member of the Blockchain team, his research interests are in blockchain, cryptocurrency and secure computation, in particular, implementing privacy-preserving smart contracts and designing fair protocols for cryptocurrencies, such as Bitcoin. He has published 26 papers in several international conferences and journals, including Eurocrypt, Association for Computing Machinery Conference on Computer and Communications Security (CCS), Asiacrypt, Theory of Cryptography Conference (TCC) and others. Dr. Kumaresan is the inventor of several new techniques to improve the efficiency of generic protocols for secure multi-party computation.