[68250] in Cypherpunks

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Re: DES cracker.

daemon@ATHENA.MIT.EDU (Gary Howland)
Fri Oct 18 08:12:48 1996

Date: Fri, 18 Oct 1996 13:54:35 +0200
From: Gary Howland <gary@systemics.com>
To: "Geoffrey C. Grabow" <gcg@pb.net>
Cc: Adam Back <aba@dcs.ex.ac.uk>, sameer@c2.org, trei@process.com,
        rah@shipwright.com, mac-crypto@thumper.vmeng.com, coderpunks@toad.com,
        cypherpunks@toad.com

Geoffrey C. Grabow wrote:
> 

> Tell me what you need.  A large part of my job is providing hardware
> security modules to banks to secure (among other things) their ATM networks
> (Automated Teller MAchines, not Async Transfer Mode).  Do you need PIN
> encryption formats, transmission message protocols, or what?  Just LMK.

It would be nice to get some confirmation that PINs are generated using
a DES encryption of the account number.

Gary
--
"Of course the US Constitution isn't perfect; but it's a lot better
than what we have now."  -- Unknown.

pub  1024/C001D00D 1996/01/22  Gary Howland <gary@systemics.com>
Key fingerprint =  0C FB 60 61 4D 3B 24 7D  1C 89 1D BE 1F EE 09 06

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