On this page, I try to collect some information about patents and especially expired patents, mostly regarding TLS. This information might be wrong; any corrections and additions are highly appreciated!
The Diffie-Hellman (DH) patent expired in 1997.
The RSA patent expired in 2000.
This documentation file is part of version 0.1.4 of retawq, a network client created by Arne Thomaßen. retawq is basically released under certain versions of the GNU General Public License and WITHOUT ANY WARRANTY. Copyright (C) 2001-2002 Arne Thomaßen.