Loki97 is 128-bit block cipher that accepts a variable-length key. It was
designed by Lawrie Brown, Josef Pieprzyk, and Jennifer Seberry. The default
key length in this implementation is 128 bits. Loki97 was one of the 15
candidates for the AES.

WWW: http://search.cpan.org/dist/Crypt-Loki97/