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» Short and Stateless Signatures from the RSA Assumption
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EUROCRYPT
2004
Springer
15 years 3 months ago
Concurrent Signatures
We introduce the concept of concurrent signatures. These allow two entities to produce two signatures in such a way that, from the point of view of any third party, both signatures...
Liqun Chen, Caroline Kudla, Kenneth G. Paterson
ASIACRYPT
2000
Springer
15 years 2 months ago
Unconditionally Secure Digital Signature Schemes Admitting Transferability
A potentially serious problem with current digital signature schemes is that their underlying hard problems from number theory may be solved by an innovative technique or a new gen...
Goichiro Hanaoka, Junji Shikata, Yuliang Zheng, Hi...
CCS
2010
ACM
14 years 10 months ago
Synchronized aggregate signatures: new definitions, constructions and applications
An aggregate signature scheme is a digital signature scheme where anyone given n signatures on n messages from n users can aggregate all these signatures into a single short signa...
Jae Hyun Ahn, Matthew Green, Susan Hohenberger
SCN
2004
Springer
123views Communications» more  SCN 2004»
15 years 3 months ago
On the Key Exposure Problem in Chameleon Hashes
Chameleon signatures were introduced by Krawczyk and Rabin, being non-interactive signature schemes that provide non-transferability. However, that first construction employs a c...
Giuseppe Ateniese, Breno de Medeiros
PKC
2007
Springer
99views Cryptology» more  PKC 2007»
15 years 3 months ago
Full-Domain Subgroup Hiding and Constant-Size Group Signatures
We give a short constant-size group signature scheme, which we prove fully secure under reasonable assumptions in bilinear groups, in the standard model. We achieve this result by ...
Xavier Boyen, Brent Waters