133 search results - page 22 / 27 » Fair Blind Signatures |
EUROCRYPT
2007
Springer
14 years 1 months ago
2007
Springer
We study an adaptive variant of oblivious transfer in which a sender has N messages, of which a receiver can adaptively choose to receive k one-after-the-other, in such a way that ...
COMPSAC
2006
IEEE
14 years 1 months ago
2006
IEEE
—Many electronic voting systems, classified mainly as homomorphic cryptography based, mix-net based and blind signature based, appear after the eighties when zero knowledge proof...
BROADNETS
2005
IEEE
14 years 1 months ago
2005
IEEE
Abstract— Privacy and security are two important but seemingly contradict objectives in pervasive computing environments (PCEs). On the one hand, service providers want to authen...
PET
2004
Springer
14 years 25 days 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...
FC
2000
Springer
13 years 11 months ago
2000
Springer
For the two last decades, people have tried to provide practical electronic cash schemes, with more or less success. Indeed, the most secure ones generally suffer from inefficiency...