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JCP
2008
206views more  JCP 2008»
13 years 9 months ago
SW-R2P: A Trusted Small World Overlay P2P Network with Zero Knowledge Identification
In order to implement both the efficiency and security in the Peer-to-Peer (P2P) network, we design a trusted small world overlay P2P network with the role based and reputation bas...
Yingjie Xia, Guanghua Song, Yao Zheng
IACR
2011
134views more  IACR 2011»
12 years 9 months ago
Concise Vector Commitments and their Applications to Zero-Knowledge Elementary Databases
Zero knowledge sets (ZKS) [18] allow a party to commit to a secret set S and then to, non interactively, produce proofs for statements such as x ∈ S or x /∈ S. As recognized in...
Dario Catalano, Dario Fiore
TCC
2004
Springer
835views Cryptology» more  TCC 2004»
14 years 3 months ago
On the Possibility of One-Message Weak Zero-Knowledge
Abstract. We investigate whether it is possible to obtain any meaningful type of zero-knowledge proofs using a one-message (i.e., noninteractive) proof system. We show that, under ...
Boaz Barak, Rafael Pass
EUROCRYPT
2007
Springer
14 years 4 months ago
Zero Knowledge and Soundness Are Symmetric
We give a complexity-theoretic characterization of the class of problems in NP having zero-knowledge argument systems. This characterization is symmetric in its treatment of the ze...
Shien Jin Ong, Salil P. Vadhan
EUROCRYPT
2008
Springer
13 years 11 months ago
Precise Concurrent Zero Knowledge
Precise zero knowledge introduced by Micali and Pass (STOC'06) guarantees that the view of any verifier V can be simulated in time closely related to the actual (as opposed t...
Omkant Pandey, Rafael Pass, Amit Sahai, Wei-Lung D...