GnuPG 1.0.4-1 + IDEA for Windows

[Florian Weimer]

Werner Koch <wk@gnupg.org> writes:

> On Mon, 18 Dec 2000, Florian Weimer wrote:
> 
> > There is neither a court judgment or allegation of patent
> > infringement.  Things may change quite rapidly as soon as he gets a
> 
> See the comments in idea.c - Ascom explicitly says that you have to
> acquire a license for nearly all kings of usage.  

Well, we were told a slightly different story when we asked them a few
years ago (see http://cert.uni-stuttgart.de/projects/usca-idea.php).
YMMV.

> > patents--is common practice (even the FSF does it, see the networking
> > code in GNU libc, and GnuPG's crypto algorithms except Rijndael are
> 
> Patented networking code in libc?  I don't know of any patent and I
> have never heard that someone claims that libc uses a patent them.

The concept of standard network byte order, as it is used in the
Internet protocols and provided by htonl() and friends, is patented.

> There are no patents on any GnuPG crypto code which are not allowed
> by the GPL.  In fact that was the reason GnuPG has been written.

What about the Schnoor patent and DSA?  And the two Hitachi patents?

-- 
Florian Weimer 	                  Florian.Weimer@RUS.Uni-Stuttgart.DE
University of Stuttgart           http://cert.uni-stuttgart.de/
RUS-CERT                          +49-711-685-5973/fax +49-711-685-5898

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