[24760] in Cypherpunks
Re: Anonymous payment scheme
daemon@ATHENA.MIT.EDU (Jonathan Cooper)
Tue Jan 3 22:42:35 1995
Date: Tue, 3 Jan 1995 22:22:17 -0500 (EST)
From: Jonathan Cooper <entropy@IntNet.net>
To: "Paul J. Ste. Marie" <pstemari@erinet.com>
Cc: cypherpunks@toad.com
In-Reply-To: <9501040140.AB27685@eri.erinet.com>
> I've heard of that, but I thought it was only a redundancy check to check
> for read errors in the swiping process.
That's why they use checksums - I have some information about the
VISA-net authorization network (which came from Phrack) and also some
about the actual encoding of the card, if anyone cares.
-jon
( --------[ Jonathan D. Cooper ]--------[ entropy@intnet.net ]-------- )
( PGP 2.6.2 keyprint: 31 50 8F 82 B9 79 ED C4 5B 12 A0 35 E0 9B C0 01 )
( home page: http://taz.hyperreal.com/~entropy/ ]---[ Key-ID: 4082CCB5 )
