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Re: Proving I'm not Bob.

On Tue, 21 Nov 1995 [email protected] wrote:

> I had an idea for an advertising based net-payment scheme that has 
> a particular security flaw making it totally untrustworthy unless it is
> possible to prove that you are not a particular person (the publisher 
> receiving the ad money) when consuming (viewing or otherwise) the ads.

What is this system?  I can't think of any system that wouldn't work if 
rearranged so that instead of proving you aren't Bob, you simply don't 
prove that you are.  It is true that they are not isomorphic, and that 
could be a problem in some situations, but I don't see this as one of them.

[email protected]

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