212 search results - page 2 / 43 » Foundations of Group Signatures: The Case of Dynamic Groups |
ICISC
2003
13 years 8 months ago
2003
A group signature scheme allows a group member of a given group to sign messages on behalf of the group in an anonymous and unlinkable way. In case of a dispute, however, a design...
PKC
2012
Springer
11 years 9 months ago
2012
Springer
We identify a potential weakness in the standard security model for dynamic group signatures which appears to have been overlooked previously. More specifically, we highlight tha...
JCST
2007
13 years 7 months ago
2007
Group signature schemes allow a member of a group to sign messages anonymously on behalf of the group. In the case of later dispute, a designated group manager can revoke the anony...
CRYPTO
2000
Springer
13 years 11 months ago
2000
Springer
A group signature scheme allows a group member to sign messages anonymously on behalf of the group. However, in the case of a dispute, the identity of a signature’s originator ca...
ACISP
2005
Springer
14 years 28 days ago
2005
Springer
Group signature schemes with membership revocation have been intensively researched. However, signing and/or verification of some existing schemes have computational costs of O(R)...