GnuPG and RSA/IDEA extensions

[Dave Dykstra]

On Feb 16,  9:19am, Werner Koch wrote:
> Rich Wales <richw at webcom.com> writes:
> 
> > PGP 5.x, or PGP 2.6.x) to use for a given message, or else (2) an RSA
> > extension for GnuPG using RSAREF (I currently live in the US), so that
> 
> But have a look at the GPL and grep for "patent".

The GPL prohibits distribution of non-free patented software, but not
*hooks* to it.  U.S. people can obtain the patented RSAREF implementation
themselves if GnuPG came with the hooks, like SSH does.

- Dave Dykstra