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@misc{eprint-2004-12293,
title={Hardness amplification of weakly verifiable puzzles},
booktitle={IACR Eprint archive},
keywords={foundations / average-case hardness, CAPTCHAs, computationally-sound proofs, interactive proofs, one-way functions, soundness error, weakly-verifiable puzzles},
url={http://eprint.iacr.org/2004/329},
note={Appeared in the proceedings of TCC'05 shaih@alum.mit.edu 12751 received 26 Nov 2004, last revised 29 Nov 2004},
author={Ran Canetti and Shai Halevi and Michael Steiner},
year=2004
}
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