Souradyuti Paul

From Wikipedia, the free encyclopedia
Jump to: navigation, search
Souradyuti Paul
Residence United States Washington DC, United States
Nationality IndiaIndian
Fields Cryptography
Institutions Indian Institute of Technology Gandhinagar
University of Waterloo
Katholieke Universiteit Leuven
Alma mater Katholieke Universiteit Leuven
Indian Statistical Institute
Jadavpur University
Known for Hash Functions
Fast Wide-pipe Hash Mode
Stream Ciphers
NIST SHA-3 Competition

Souradyuti Paul is an Indian cryptologist (b. 1976). Formerly a member of COSIC, he is currently working as an assistant professor at Indian Institute of Technology Gandhinagar[1] and a Guest Researcher for the National Institute of Standards and Technology in the United States. He participated in cryptanalysis of RC4, Helix and Py family of ciphers among others. He has co-designed the following ciphers

He also contributed to the design of a hash function iteration mode of operation Fast-widepipe.[2] While working at NIST Dr. Paul has worked towards the development of US government secure hash standard SHA-3 being selected through a public competition.[3]


  1. ^
  2. ^ Mridul Nandi and Souradyuti Paul. Speeding Up the Widepipe: Secure and Fast Hashing. In Guang Gong and Kishan Gupta, editor, Indocrypt 2010, Springer, 2010.
  3. ^

External links[edit]