DSA and patents
Jon Callas
jon at pgp.com
Tue Dec 9 18:30:50 CET 1997
At 11:23 AM -0800 12/9/97, Werner Koch said:
Another issue with the OpenPGP draft is, that it requires DSA signatures
and has no provisions for plain ElGamal signatures. If it´s true, that
DSA may infringe on some patents, can ElGamal signatures be made an option
for OpenPGP and DSA be a SHOULD and not a MUST?
The current draft of OpenPGP allows for Elgamal signatures. It *is* true
that PGP 5.x does not implement them, but the standard allows them. If
there's anything in the draft that forbids them, let me know and I'll
correct it, as I consider that a bug in the spec.
Jon
-----
Jon Callas jon at pgp.com
Chief Scientist 555 Twin Dolphin Drive
Pretty Good Privacy, Inc. Suite 570
(415) 596-1960 Redwood Shores, CA 94065
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