http://www.rfc-editor.org/rfc/rfc2994.txt
RFC 2994: A Description of the MISTY1 Encryption Algorithm, H. Ohta, M. Matsui2000-11-01T23:00:00-00:00This document describes a secret-key cryptosystem MISTY1, which is block cipher with a 128-bit key, a 64-bit block and a variable number of rounds. It documents the algorithm description including key scheduling part and data randomizing part. This memo provides information for the Internet community.