36 search results - page 4 / 8 » Fully Anonymous Group Signatures Without Random Oracles |
CCS
2001
ACM
13 years 10 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...
JOC
2011
12 years 8 months 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...
ASIACRYPT
2001
Springer
13 years 10 months ago
2001
Springer
In this paper we formalize the notion of a ring signature, which makes it possible to specify a set of possible signers without revealing which member actually produced the signatu...
ASIACRYPT
2010
Springer
13 years 3 months ago
2010
Springer
Group signature schemes allow users to sign messages on behalf of a group while (1) maintaining anonymity (within that group) with respect to an observer, yet (2) ensuring traceab...
IJNSEC
2008
13 years 5 months ago
2008
We present a new short signature scheme based on a variant of the Boneh-Boyen's short signatures schemes. Our short signature scheme is secure without requiring the random or...