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FC
2006
Springer
15 years 1 months ago
2006
Springer
In this paper, we present two failures in the blind signatures based voting system Votopia [2] which has been tested during the last World Soccer Cup. We then propose a fix which r...
EUROCRYPT
2000
Springer
15 years 1 months ago
2000
Springer
We show that if any one-way function exists, then 3-round concurrent zero-knowledge arguments for all NP problems can be built in a model where a short auxiliary string with a pres...
CARDIS
2010
Springer
15 years 1 months ago
2010
Springer
Abstract. Direct Anonymous Attestation (DAA) is an anonymous digital signature scheme that aims to provide both signer authentication and privacy. One of the properties that makes ...
NSDI
2008
15 years 4 days ago
2008
Discretization is used in click-based graphical passwords so that approximately correct entries can be accepted by the system. We show that the existing discretization scheme of B...
CISC
2008
Springer
14 years 11 months ago
2008
Springer
The notion of anonymous signatures has recently been formalized by [18], which captures an interesting property that a digital signature can sometimes hide the identity of the sign...