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» Generalized Ring Signatures
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CCS
2006
ACM
13 years 11 months ago
Ring signatures without random oracles
Since the formalization of ring signature by Rivest, Shamir and Tauman in 2001, there are lots of variations appeared in the literature. Almost all of the variations rely on the ra...
Sherman S. M. Chow, Victor K.-W. Wei, Joseph K. Li...
EUROCRYPT
2007
Springer
14 years 1 months ago
The Power of Proofs-of-Possession: Securing Multiparty Signatures against Rogue-Key Attacks
Abstract. Multiparty signature protocols need protection against roguekey attacks, made possible whenever an adversary can choose its public key(s) arbitrarily. For many schemes, p...
Thomas Ristenpart, Scott Yilek
ICICS
2005
Springer
14 years 29 days ago
Generic Construction of (Identity-Based) Perfect Concurrent Signatures
The notion of concurrent signatures was recently introduced by Chen, Kudla and Paterson. In concurrent signature schemes, two entities can produce two signatures that are not bindi...
Sherman S. M. Chow, Willy Susilo
EUROCRYPT
2004
Springer
13 years 11 months ago
Anonymous Identification in Ad Hoc Groups
We introduce Ad Hoc Anonymous Identification schemes, a new multi-user cryptographic primitive that allows participants from a user population to form ad hoc groups, and then prove...
Yevgeniy Dodis, Aggelos Kiayias, Antonio Nicolosi,...
IJNSEC
2008
113views more  IJNSEC 2008»
13 years 7 months ago
Multi-Designated Verifiers Signatures Revisited
Multi-Designated Verifier Signatures (MDVS) are privacy-oriented signatures that can only be verified by a set of users specified by the signer. We propose two new generic constru...
Sherman S. M. Chow