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» Analysis of One Popular Group Signature Scheme
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INDOCRYPT
2003
Springer
13 years 11 months ago
Security Analysis of Several Group Signature Schemes
At Eurocrypt’91, Chaum and van Heyst introduced the concept of group signature. In such a scheme, each group member is allowed to sign messages on behalf of a group anonymously. ...
Guilin Wang
TCC
2012
Springer
226views Cryptology» more  TCC 2012»
12 years 1 months ago
On the Instantiability of Hash-and-Sign RSA Signatures
The hash-and-sign RSA signature is one of the most elegant and well known signatures schemes, extensively used in a wide variety of cryptographic applications. Unfortunately, the o...
Yevgeniy Dodis, Iftach Haitner, Aris Tentes
ICICS
2004
Springer
13 years 11 months ago
On the Minimal Assumptions of Group Signature Schemes
Abstract. One of the central lines of cryptographic research is identifying the weakest assumptions required for the construction of secure primitives. In the context of group sign...
Michel Abdalla, Bogdan Warinschi
INFORMATICALT
2007
119views more  INFORMATICALT 2007»
13 years 5 months ago
Analysis and Improvements of Two Identity-Based Perfect Concurrent Signature Schemes
The notion of concurrent signatures was introduced by Chen, Kudla and Paterson in their seminal paper in Eurocrypt 2004. In concurrent signature schemes, two entities can produce t...
Zhenjie Huang, Kefei Chen, Xuanzhi Lin, Rufen Huan...
ACNS
2007
Springer
129views Cryptology» more  ACNS 2007»
13 years 12 months ago
Gradually Convertible Undeniable Signatures
In 1990, Boyar, Chaum, Damg˚ard and Pedersen introduced convertible undeniable signatures which limit the self-authenticating property of digital signatures but can be converted b...
Laila El Aimani, Damien Vergnaud