Changelog for perl-Crypt-Twofish-2.13-1.el6.rf.x86_64.rpm :

* Thu Jul 09 2009 Christoph Maser - 2.13-1 - 7981/dag- Updated to version 2.13.
* Sat Apr 09 2005 Dries Verachtert - 2.12-1- Initial package.