Crypt::Rabbit
=============

Rabbit is a new stream cipher based on the properties of counter
assisted stream ciphers, invented by Martin Boesgaard, Mette Vesterager,
Thomas Pedersen, Jesper Christiansen, and Ove Scavenius of Cryptico A/S.

BONUS

The C file, _rabbit.c, is a standalone Rabbit implementation. To
compile it, type:

        gcc -Wall -DTEST _rabbit.c

A new binary, a.out, will be created.

To run the binary, type:

        ./a.out

COPYRIGHT AND LICENSE

Copyright (C) 2004 Julius C. Duque
Copyright (C) 2003 Cryptico A/S

This library is free software; you can redistribute it and/or modify it
under the same terms as the GNU General Public License.

This implementation of the Rabbit stream cipher is derived from the
reference ANSI C code provided in the appendix of the paper, "Rabbit:
A New High-Performance Stream Cipher", by Martin Boesgaard,
Mette Vesterager, Thomas Pedersen, Jesper Christiansen, and
Ove Scavenius of Cryptico A/S.

For more information, please visit the Cryptico website at
http://www.cryptico.com.

The Rabbit stream cipher is the copyrighted work of Cryptico A/S, and
use of Rabbit may only be used for non-commercial purposes. Any
reproduction or redistribution of Rabbit not in accordance with
Cryptico's license agreement is expressly prohibited by law, and may
result in severe civil and criminal penalties. Violators will be
prosecuted to the maximum extent possible.

This copyright does not prohibit distribution of any version of Perl
containing this extension under the terms of the GNU or Artistic
licenses.