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ACISP
2005
Springer
14 years 4 months ago
Group Signature Schemes with Membership Revocation for Large Groups
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)...
Toru Nakanishi, Fumiaki Kubooka, Naoto Hamada, Nob...
JSS
2002
96views more  JSS 2002»
13 years 10 months ago
A group signature scheme with strong separability
Group signatures, introduced by Chaum and van Heijst, allow members of a group to sign messages anonymously on behalf of the group. Only a designated group manager is able to iden...
Shundong Xia, Jinyuan You
CTRSA
2005
Springer
221views Cryptology» more  CTRSA 2005»
14 years 4 months ago
Accumulators from Bilinear Pairings and Applications
We propose a dynamic accumulator scheme from bilinear pairings, whose security is based on the Strong Diffie-Hellman assumption. We show applications of this accumulator in constru...
Lan Nguyen
ACNS
2004
Springer
167views Cryptology» more  ACNS 2004»
14 years 2 months ago
A Fully-Functional Group Signature Scheme over Only Known-Order Group
The concept of group signature allows a group member to sign message anonymously on behalf of the group. In the event of a dispute, a designated entity can reveal the identity of a...
Atsuko Miyaji, Kozue Umeda
CANS
2009
Springer
276views Cryptology» more  CANS 2009»
13 years 8 months ago
Group Signatures with Verifier-Local Revocation and Backward Unlinkability in the Standard Model
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...
Benoît Libert, Damien Vergnaud