195 search results - page 7 / 39 » Identity-Based Zero Knowledge |
CRYPTO
2008
Springer
13 years 9 months ago
2008
Springer
We construct noninteractive statistical zero-knowledge (NISZK) proof systems for a variety of standard approximation problems on lattices, such as the shortest independent vectors...
CRYPTO
2001
Springer
14 years 4 days ago
2001
Springer
Abstract. Non-Interactive Zero Knowledge (NIZK), introduced by Blum, Feldman, and Micali in 1988, is a fundamental cryptographic primitive which has attracted considerable attentio...
CRYPTO
2011
Springer
12 years 7 months ago
2011
Springer
In this paper, we initiate a study of zero knowledge proof systems in the presence of sidechannel attacks. Specifically, we consider a setting where a cheating verifier is allow...
ASIACRYPT
2000
Springer
13 years 12 months ago
2000
Springer
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...
TCC
2010
Springer
14 years 4 months ago
2010
Springer
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...