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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
FC
2007
Springer
125views Cryptology» more  FC 2007»
15 years 4 months ago
Scalable Authenticated Tree Based Group Key Exchange for Ad-Hoc Groups
Task-specific groups are often formed in an ad-hoc manner within big structures, like companies. Take the following typical scenario: A high rank manager decides that a task force...
Yvo Desmedt, Tanja Lange, Mike Burmester
PET
2010
Springer
15 years 1 months ago
Anonymous Webs of Trust
Abstract. Webs of trust constitute a decentralized infrastructure for establishing the authenticity of the binding between public keys and users and, more generally, trust relation...
Michael Backes, Stefan Lorenz, Matteo Maffei, Kim ...
USENIX
2003
14 years 11 months ago
NCryptfs: A Secure and Convenient Cryptographic File System
Often, increased security comes at the expense of user convenience, performance, or compatibility with other systems. The right level of security depends on specific site and use...
Charles P. Wright, Michael C. Martino, Erez Zadok
CN
2000
64views more  CN 2000»
14 years 9 months ago
Risks of the Passport single signon protocol
Passport is a protocol that enables users to sign onto many different merchants' web pages by authenticating themselves only once to a common server. This is important becaus...
David P. Kormann, Aviel D. Rubin