Great Circle Associates Firewalls
(November 1995)
 

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Subject: Re: Tokens (was re: Security Policy)
From: David Miller <isdmill @ gatekeeper . ddp . state . me . us>
Date: Tue, 21 Nov 1995 14:39:37 -0500 (EST)
To: Neil Readwin <nreadwin @ london . micrognosis . com>
Cc: firewalls @ GreatCircle . COM
In-reply-to: <9511211821 . AA16920 @ zeus . london . micrognosis . com>

On Tue, 21 Nov 1995, Neil Readwin wrote:

> Dermot Tynan writes:
> > Each unit coming off the line has a unique electronic serial number (or
> > seed) which makes it different from all the others.
> 
> You seem to be saying that if you knew the algorithm and the secret key
> (ie the seed) then the system could be compromised.  Isn't that true of
> any authentication system?


Most systems allow you to change the seed:)

--- David

----------------------------------------------------------------------------
		It's *amazing* what one can accomplish when 
		    one doesn't know what one can't do!



References:
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From: Eric Vanuska <vanuskae @ halsp . hitachi . com>
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From: John J McMahon <mcmahon @ trusted . com>
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From: nreadwin @ london . micrognosis . com (Neil Readwin)
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From: Dermot Tynan <dtynan @ fws . ilo . dec . com>

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