The hardest part, though still not hard, is following the Feige-Fiat-Shamir scheme. Wow, couldn't they have picked a smaller name... It is really just an extension of what we already saw, but expands on it to enhance performance.
The most interesting is probably just the concept of zero-knowledge techniques for proving ability. I think this could have application to identity proving without having to say exactly who a person is and not individual attributes.
Tuesday, November 17, 2009
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