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ACISP
2007
Springer
16 years 6 days ago
A Practical System for Globally Revoking the Unlinkable Pseudonyms of Unknown Users
We propose the first single sign-on system in which a user can access services using unlinkable digital pseudonyms that can all be revoked in case she abuses any one service. Our ...
Stefan Brands, Liesje Demuynck, Bart De Decker
PET
2007
Springer
16 years 4 days ago
Pairing-Based Onion Routing
Abstract. This paper presents a novel use of pairing-based cryptography to improve circuit construction in onion routing anonymity networks. Instead of iteratively and interactivel...
Aniket Kate, Gregory M. Zaverucha, Ian Goldberg
TCC
2007
Springer
145views Cryptology» more  TCC 2007»
16 years 3 days ago
(Password) Authenticated Key Establishment: From 2-Party to Group
Abstract. A protocol compiler is described, that transforms any provably secure authenticated 2-party key establishment into a provably secure authenticated group key establishment...
Michel Abdalla, Jens-Matthias Bohli, Maria Isabel ...
WISA
2007
Springer
16 years 3 days ago
Iteration Bound Analysis and Throughput Optimum Architecture of SHA-256 (384, 512) for Hardware Implementations
Abstract. The hash algorithm forms the basis of many popular cryptographic protocols and it is therefore important to find throughput optimal implementations. Though there have be...
Yong Ki Lee, Herwin Chan, Ingrid Verbauwhede
ACSAC
2006
IEEE
16 years 2 days ago
Protecting Privacy in Key-Value Search Systems
This paper investigates the general problem of performing key-value search at untrusted servers without loss of user privacy. Specifically, given key-value pairs from multiple ow...
Yinglian Xie, Michael K. Reiter, David R. O'Hallar...