790 search results - page 7 / 158 » Hierarchical Group Signatures |
102
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CANS
2009
Springer
14 years 7 months ago
2009
Springer
Group signatures allow users to anonymously sign messages in the name of a group. Membership revocation has always been a critical issue in such systems. In 2004, Boneh and Shacham...
JOC
2011
14 years 12 days ago
2011
This paper is devoted to the design and analysis of short undeniable signatures based on a random oracle. Exploiting their online property, we can achieve signatures with a fully s...
78
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ASIACRYPT
2003
Springer
15 years 2 months ago
2003
Springer
Constructing practical and provably secure group signature schemes has been a very active research topic in recent years. A group signature can be viewed as a digital signature wit...
84
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ACISP
2005
Springer
15 years 3 months ago
2005
Springer
We present the first group signature scheme with provable security and signature size O(λ) bits where the group manager, the group members, and the Open Authority (OA) are all id...
INDOCRYPT
2003
Springer
15 years 2 months ago
2003
Springer
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. ...