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IJNSEC
2008
69views more  IJNSEC 2008»
13 years 5 months ago
Proof of Forward Security for Password-based Authenticated Key Exchange
Recently, M. Abdalla et al. proposed a slightly different variant of AuthA, based on the scheme proposed by E. Bresson et al., and provided the first complete proof of forward-sec...
Shuhua Wu, Yuefei Zhu
ASIACRYPT
2009
Springer
13 years 12 months ago
Smooth Projective Hashing and Password-Based Authenticated Key Exchange from Lattices
Abstract. We describe a public-key encryption scheme based on lattices — specifically, based on the hardness of the learning with error (LWE) problem — that is secure against ...
Jonathan Katz, Vinod Vaikuntanathan
SACRYPT
2004
Springer
125views Cryptology» more  SACRYPT 2004»
13 years 10 months ago
Password Based Key Exchange with Mutual Authentication
A reasonably efficient password based key exchange (KE) protocol with provable security without random oracle was recently proposed by Katz, et al. [18] and later by Gennaro and Li...
Shaoquan Jiang, Guang Gong
ACNS
2006
Springer
112views Cryptology» more  ACNS 2006»
13 years 11 months ago
Password Based Server Aided Key Exchange
We propose a new password-based 3-party protocol with a formal security proof in the standard model. Under reasonable assumptions we show that our new protocol is more efficient t...
Yvonne Cliff, Yiu Shing Terry Tin, Colin Boyd
PKC
2012
Springer
237views Cryptology» more  PKC 2012»
11 years 7 months ago
Relatively-Sound NIZKs and Password-Based Key-Exchange
We define a new notion of relatively-sound non-interactive zeroknowledge (NIZK) proofs, where a private verifier with access to a trapdoor continues to be sound even when the Ad...
Charanjit S. Jutla, Arnab Roy