117 search results - page 9 / 24 » Short Group Signature Without Random Oracles |
ACNS
2008
Springer
14 years 1 months ago
2008
Springer
We describe two new paradigms on how to obtain ordinary signatures that are secure against existential forgery under adaptively chosen message attacks (fully-secure, in short), fro...
CCS
2001
ACM
13 years 12 months ago
2001
ACM
A group signature scheme allows a group member to sign messages anonymously on behalf of the group, while in case of a dispute, a designated entity can reveal the identity of a si...
ASIACRYPT
2010
Springer
13 years 5 months ago
2010
Springer
This paper investigates the Random Oracle Model (ROM) feature known as programmability, which allows security reductions in the ROM to dynamically choose the range points of an ide...
ESORICS
2005
Springer
14 years 28 days ago
2005
Springer
Abstract. Formal methods have been extensively applied to the certification of cryptographic protocols. However, most of these works make the perfect cryptography assumption, i.e....
PKC
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. The ring signature allows a signer to leak secrets anonymously, without the risk of identity escrow. At the same time, the ring signature provides great flexibility: No ...