Algorithms removed due to patent issues
=======================================

Some algorithms provided by Ironclad have been removed from this Debian
package, due to patent issues.

More in detail:

* IDEA

    This algorithm is patented under several countries, where it's
    available for non-commercial use.

        http://en.wikipedia.org/wiki/International_Data_Encryption_Algorithm


* MISTY1

    RFC2994 reports that the algorithm is patented by Mitsubishi Electric
    Corporation, and that it's availabre under non-free terms.

        http://www.faqs.org/rfcs/rfc2994.html


* RC5, RC6

    These algorithm are both patented by RSA Security, and available for
    non-commercial use only.

        http://en.wikipedia.org/wiki/RC5
        http://archives.neohapsis.com/archives/crypto/2001-q4/0364.html