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PAIRING
2009
Springer
15 years 4 months ago
2009
Springer
Abstract. Efficient non-interactive zero-knowledge proofs are a powerful tool for solving many cryptographic problems. We apply the recent Groth-Sahai (GS) proof system for pairing...
ESORICS
2007
Springer
15 years 4 months ago
2007
Springer
Abstract. We propose a general transformation that maps a cryptographic protocol that is secure in an extremely weak sense (essentially in a model where no adversary is present) in...
ICMCS
2006
IEEE
15 years 3 months ago
2006
IEEE
The distribution of the wavelet coefficients in 2-D discrete wavelet transform (DWT) subspaces can be well described by a Gaussian mixture statistical model. In this paper, a secr...
PET
2004
Springer
15 years 3 months ago
2004
Springer
We define a new type of mix network that offers a reduced form of robustness: the mixnet can prove that every message it outputs corresponds to an input submitted by a player wit...
SRDS
1999
IEEE
15 years 2 months ago
1999
IEEE
We study how to efficiently diffuse updates to a large distributed system of data replicas, some of which may exhibit arbitrary (Byzantine) failures. We assume that strictly fewer...