International Association for Cryptologic Research

International Association
for Cryptologic Research

IACR News item: 06 May 2016

Simon Cogliani, Houda Ferradi, R\'emi G\'eraud, David Naccache
ePrint Report ePrint Report
We introduce “thrifty” zero-knowledge protocols, or TZK.

These protocols are constructed by introducing a bias in the challenge send by the prover. This bias is chosen so as to maximize the security versus effort trade-off. We illustrate the benefits of this approach on several well-known zero-knowledge protocols.
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