[145290] in cryptography@c2.net mail archive
Re: Merkle-Winternitz-HORS signature scheme for Tahoe-LAFS [correction]
daemon@ATHENA.MIT.EDU (David-Sarah Hopwood)
Fri Jul 9 13:03:50 2010
Date: Mon, 05 Jul 2010 07:33:23 +0100
From: David-Sarah Hopwood <david-sarah@jacaranda.org>
To: tahoe-dev@allmydata.org, cryptography@metzdowd.com
In-Reply-To: <4C3177BB.60700@jacaranda.org>
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David-Sarah Hopwood wrote:
[snip]
> There could also be a concern that point 4 above is similar to
> on-line/off-line signatures as patented by Even, Goldreich and Micali
> (U.S. patent 5016274, filed in 1988; expires on 14 May 2011).
Ah, I calculated the expiration date incorrectly. It was filed before the=
rules changed in June 1995, so it's the later of 20 years after filing
(8 November 2008) or 17 years after issue (14 May 2008). So it has alread=
y
expired.
--=20
David-Sarah Hopwood =E2=9A=A5 http://davidsarah.livejournal.com
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