der Mouse wrote: >>> All the "solutions" I've seen don't prove anything to anyone until >>> after the "proof" recipient has found Waldo - this may have been >>> acceptable by the intent of the original author of the problem, but >>> it's sure not how I read the wording. > >> So, we need to come up with a way to present information to the >> competition that proves (when read), that we know the answer, without >> giving away the answer? > > It doesn't necessarily need to be just a one-way transfer of a single > blob of information; it could be interactive (as most - all? - > zero-knowledge proofs are).
Yeah - I should have written "(when presented)" instead of "(when read)". Multiple presentations possible/probable. -- S.f.Stover http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x15FFC42A _______________________________________________ Fun and Misc security discussion for OT posts. https://linuxbox.org/cgi-bin/mailman/listinfo/funsec Note: funsec is a public and open mailing list.
