DES cracker.

Lucky Green shamrock at netcom.com
Fri Oct 18 08:43:55 PDT 1996



On 18 Oct 1996, Andreas Bogk wrote:

> The EC-Card system, the European standard for ATM cards, is based on
> DES. A single recovered key would suffice to calculate all PINs every
> current EC card, the number of which runs into the tens of millions.

We have a winner! This target is attractive for two reasons:

1. A single key cracked can compromise the entire system.
2. It is a non-US target. Once the key is cracked, the EC-Card system 
would most likely move to 3DES. And the US seems to have no desire to 
allow the export of 3DES.

--Lucky






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