The Digest::MD5 module allows you to use the RSA Data Security Inc. MD5 Message Digest algorithm from within Perl programs. The algorithm takes as input a message of arbitrary length and produces as output a 128-bit "fingerprint" or "message digest" of the input. MD5 is described in RFC 1321. Copyright 1998-2003 Gisle Aas. Copyright 1995-1996 Neil Winton. Copyright 1990-1992 RSA Data Security, Inc. This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.