From: "Rev. Ben" <samman-ben@CS.YALE.EDU>
Date: Fri, 16 Feb 1996 17:41:17 +0800
To: Den of CryptoAnarchists <cypherpunks@toad.com>
Subject: Re: anonymous age credentials, sharing of
In-Reply-To: <199602151626.IAA20391@blob.best.net>
Message-ID: <Pine.A32.3.91.960215162350.17030k-100000@FROG.ZOO2.CS.YALE.EDU>
MIME-Version: 1.0
Content-Type: text/plain


On Thu, 15 Feb 1996, gw wrote:

> the People, want to support permanently binding a traceable, non-anonymous
> identity to all certificate attributes that are used in electronic exchange
> (age, etc...) then there is going to be the potential for someone to
> deliberately allow their credential to be misused.
> 
> IMO, to prevent this totally would require implanting a non-forgable i.d.
> chip in everyone at birth ..... not very appealing.

And even then, what about the people that undergo surgery to swap chips?

The only REAL way of authentication is biometrics.  Anything else can be 
swapped.  But if you amputate someone's hand or retinas then they won't 
work(check for things like blood flow, etc.)

Ben.
____
Ben Samman..............................................samman@cs.yale.edu
"If what Proust says is true, that happiness is the absence of fever, then
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