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PKC
2007
Springer
111views Cryptology» more  PKC 2007»
15 years 3 months ago
Optimistic Fair Exchange in a Multi-user Setting
: This paper addresses the security of optimistic fair exchange in a multi-user setting. While the security of public key encryption and public key signature schemes in a single-us...
Yevgeniy Dodis, Pil Joong Lee, Dae Hyun Yum
ICDCS
2007
IEEE
15 years 4 months ago
Supporting Robust and Secure Interactions in Open Domains through Recovery of Trust Negotiations
Trust negotiation supports authentication and access control across multiple security domains by allowing parties to use non-forgeable digital credentials to establish trust. By t...
Anna Cinzia Squicciarini, Alberto Trombetta, Elisa...
ASIACRYPT
2009
Springer
15 years 4 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
IJISEC
2007
88views more  IJISEC 2007»
14 years 9 months ago
Secure group key establishment revisited
Abstract. We examine the popular proof models for group key establishment of Bresson et al. [BCPQ01,BCP01] and point out missing security properties addressing malicious protocol p...
Jens-Matthias Bohli, Maria Isabel Gonzalez Vasco, ...
FAC
2008
88views more  FAC 2008»
14 years 9 months ago
The certification of the Mondex electronic purse to ITSEC Level E6
Ten years ago the Mondex electronic purse was certified to ITSEC Level E6, the highest level of assuranceforsecuresystems.ThisinvolvedbuildingformalmodelsintheZnotation,linkingthem...
Jim Woodcock, Susan Stepney, David Cooper, John A....