This is Debian GNU/Linux's prepackaged version of Digest::HMAC. This is a perl library for implementing the HMAC mechanism described in RFC 2104. This package was put together by Michael Alan Dorman . The original sources should always be available from the Comprehensive Perl Archive Network (CPAN). Visit to find a CPAN site near you. The only change for the Debian package was the addition of the debian/ files. The Digest::HMAC copright is as follows: Copyright 1998-2001 Gisle Aas. Copyright 1998 Graham Barr. This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.