Published 'Malicious Cryptography: Exposing Cryptovirology' book; DBLP Publication list; Google Scholar; Research projects include: Industrial Cryptography (real, working deployed systems), Public Key cryptography: systems, protocol, applications, Security of Cryptographic Primitives, Design of Ciphers, Systems and Protocols, Distributed Cryptosystems (threshold, proactive..), Cryptographic Protocols, Cryptography and Complexity (foundations), Algebraic methods in Cryptography, Secret-Ballot Elections, Kleptography, Digital Rights, Information Hiding, Privacy Issues, Cryptographic Applications in Network/Systems Security, Threats and Countermeasures.
Research Experience
Worked at Google Inc. (2007 till early 2016 and from Mid 2018); Research Scientist at Snap (2016-2018); Director, Advanced Authentication Research at RSA Laboratories; VP, Chief Scientist with CertCo (formerly: Bankers Trust E-Commerce (BTEC)); IBM T.J. Watson Research Center.
Education
Ph.D. -- Columbia University, Computer Science.
Background
A computer scientist, cryptographer and information security researcher. Research interests include: Cryptography, Security, Privacy, Networks and Distributed Systems, Theory of Computation (such as Computational Complexity, Randomization, Algorithms, etc.). Application areas cover: Secure Computing in the real world/Cryptography as a tool in web privacy and transactions/Secure Systems/Financial/E-commerce/Banking/Secure Web.
Miscellany
Personal interests and other: Links to some cryptography-related topics and personal homepages; A list of some (Ex/current) Graduate Students co-advised, tutored or worked with; Some press coverage articles.