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I am a Researcher at Information Security Group, KDDI Research.

Previously, I was an Assistant Professor at
Graduate School of Information Science and Electrical Engineering,
Kyushu University
. I completed my Ph.D. on Cryptography at Department of Pure Mathematics, University of Calcutta, under the supervision of Dr. Avishek Adhikari. I completed my B.Sc. in Mathematics at Ramakrishna Mission Vidyamandira and M.Sc. in Pure Mathematics at University of Calcutta

My research interests include
Post-Quantum cryptography,
Secret Sharing Scheme, Verifiable Secret sharing Scheme, Oblivious Transfer Protocol, Secure Multi Party Computation.
             
          
 
email:
           pa-roy@kddi-research.jp            
"Ten years ago I bought you some cufflinks You brought me something We both know what memories can bring They bring diamonds and rust..............."