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CRYPTO
2001
Springer
125views Cryptology» more  CRYPTO 2001»
14 years 2 months ago
Robust Non-interactive Zero Knowledge
Abstract. Non-Interactive Zero Knowledge (NIZK), introduced by Blum, Feldman, and Micali in 1988, is a fundamental cryptographic primitive which has attracted considerable attentio...
Alfredo De Santis, Giovanni Di Crescenzo, Rafail O...
ASIACRYPT
2000
Springer
14 years 2 months ago
Increasing the Power of the Dealer in Non-interactive Zero-Knowledge Proof Systems
Abstract. We introduce weaker models for non-interactive zero knowledge, in which the dealer is not restricted to deal a truly random string and may also have access to the input t...
Danny Gutfreund, Michael Ben-Or
TCC
2010
Springer
179views Cryptology» more  TCC 2010»
14 years 6 months ago
Private Coins versus Public Coins in Zero-Knowledge Proof Systems
Goldreich-Krawczyk (Siam J of Comp’96) showed that only languages in BPP have constant-round public-coin black-box zero-knowledge protocols. We extend their lower bound to “ful...
Rafael Pass, Muthuramakrishnan Venkitasubramaniam
IACR
2011
147views more  IACR 2011»
12 years 9 months ago
Adaptive Security of Concurrent Non-Malleable Zero-Knowledge
A zero-knowledge protocol allows a prover to convince a verifier of the correctness of a statement without disclosing any other information to the verifier. It is a basic tool a...
Zhenfu Cao, Zongyang Zhang, Yunlei Zhao
IPPS
2007
IEEE
14 years 4 months ago
Pseudo Trust: Zero-Knowledge Based Authentication in Anonymous Peer-to-Peer Protocols
Most of the current trust models in peer-to-peer (P2P) systems are identity based, which means that in order for one peer to trust another, it needs to know the other peer’s ide...
Li Lu, Jinsong Han, Lei Hu, Jinpeng Huai, Yunhao L...