Cryptology Research Society of India
（重定向自CRSI）
Cryptology Research Society of India (CRSI) is a non-profit scientific organization that supports research in cryptography and security related fields in India.
CRSI organizes the annual events INDOCRYPT - an international conference on cryptography and the National Workshop on cryptology. It also arranged International Association for Cryptologic Research's (IACR) workshop FSE (Fast Software Encryption) in 2003 at New Delhi and IACR's conference Asiacrypt in 2005 at Chennai.