[18479] in cryptography@c2.net mail archive
RE: ECC patents?
daemon@ATHENA.MIT.EDU (Whyte, William)
Thu Sep 15 14:05:27 2005
X-Original-To: cryptography@metzdowd.com
X-Original-To: cryptography@metzdowd.com
Date: Thu, 15 Sep 2005 13:30:55 -0400
From: "Whyte, William" <WWhyte@ntru.com>
To: "James A. Donald" <jamesd@echeque.com>,
<cryptography@metzdowd.com>
$25MM figure:
http://lists.jammed.com/ISN/2003/10/0097.html=20
More details about what's covered:
http://www.nsa.gov/ia/industry/crypto_elliptic_curve.cfm
http://www.nsa.gov/ia/industry/crypto_suite_b.cfm
William
> -----Original Message-----
> From: owner-cryptography@metzdowd.com=20
> [mailto:owner-cryptography@metzdowd.com] On Behalf Of James A. Donald
> Sent: Thursday, September 15, 2005 12:54 PM
> To: cryptography@metzdowd.com
> Subject: RE: ECC patents?
>=20
> --
> Whyte, William:
> > It hints that only some particular curves have been=20
> > licensed. It could be that NSA has decided not to buy=20
> > a license for the other curves, or it could be that=20
> > operations on those curves aren't patented. The=20
> > presentation doesn't give enough information to=20
> > establish which.
>=20
> If the NSA paid anything significant for any of the=20
> curves, we would be told. Therefore the NSA paid
> nothing or almost nothing, and therefore if the NSA=20
> licensed anything, it would have licensed everything.
>=20
> I doubt that the NSA paid any money whatsoever for this=20
> license, making it profoundly unimpressive as evidence=20
> that *any* curves have a plausible valid patent. If the=20
> NSA paid real money, the patent holders would be=20
> sticking it in our face as a price setting precedent.=20
>=20
> --digsig
> James A. Donald
> 6YeGpsZR+nOTh/cGwvITnSR3TdzclVpR0+pr3YYQdkG
> uFGgCOtWvwFnmCL5tYGLSloqyccg5nCjgOZZ2xdW
> 4NjnEzQaXNpdg5TTfRnBvcrjTbnHJ6AGsfz5BcvsG
>=20
>=20
>=20
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>=20
>=20
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