[13033] in cryptography@c2.net mail archive
ecash signature scheme?
daemon@ATHENA.MIT.EDU (R. A. Hettinga)
Tue Apr 15 11:35:22 2003
X-Original-To: cryptography@metzdowd.com
X-Original-To: cryptography@metzdowd.com
Date: Mon, 14 Apr 2003 23:43:08 -0400
To: cryptography@metzdowd.com, cypherpunks@lne.com,
mac_crypto@vmeng.com
From: "R. A. Hettinga" <rah@shipwright.com>
Cc: Clippable <rah@shipwright.com>,
Digital Bearer Settlement List <dbs@philodox.com>,
John Kane <jkane89@softhome.net>
--- begin forwarded text
Date: Mon, 14 Apr 2003 22:45:13 -0400
From: John Kane <jkane89@softhome.net>
To: Robert Hettinga <rah@shipwright.com>
Subject: ecash signature scheme?
recently asked on sci.crypt:
> What kind of signature scheme is this? The RSA envelope is filled with
> 00 || MD5-Hash(message) || 00 ... 00
> (padded on the right with 00s up to the RSA modulus length).
David Wagner wrote:
dw> I seem to remember that an early version of Digicash's
dw> ecash protocol may have used this scheme
Any recollection of whether this might be on the mark?
http://groups.google.com/groups?selm=b7fkrv$ofg$1@agate.berkeley.edu
http://groups.google.com/groups?selm=5a9000c2.0304140745.55ea14e2@posting.google.com
--
John Kane
Boston, MA (eastern US)
IETF-OpenPGP working group
--- end forwarded text
--
-----------------
R. A. Hettinga <mailto: rah@ibuc.com>
The Internet Bearer Underwriting Corporation <http://www.ibuc.com/>
44 Farquhar Street, Boston, MA 02131 USA
"... however it may deserve respect for its usefulness and antiquity,
[predicting the end of the world] has not been found agreeable to
experience." -- Edward Gibbon, 'Decline and Fall of the Roman Empire'
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