270 search results - page 27 / 54 » Practical forward secure group signature schemes |
IACR
2011
12 years 8 months ago
2011
We put forward a generalization of lossy trapdoor functions (LTFs). Namely, all-but-many lossy trapdoor functions (ABM-LTFs) are LTFs that are parametrized with tags. Each tag can...
CJ
2006
13 years 8 months ago
2006
Anonymous channels or similar techniques that can achieve sender's anonymity play important roles in many applications. However, they will be meaningless if cryptographic prim...
EUROCRYPT
2004
Springer
14 years 2 months ago
2004
Springer
Abstract. This work presents a new privacy primitive called “Traceable Signatures”, together with an efficient provably secure implementation. To this end, we develop the unde...
CCS
2008
ACM
13 years 10 months ago
2008
ACM
Certificateless cryptography achieves the best of the two worlds: it inherits from identity-based techniques a solution to the certificate management problem in public-key encrypti...
JSAC
2011
13 years 3 months ago
2011
Abstract—In this paper, we propose a distributed key management framework based on group signature to provision privacy in vehicular ad hoc networks (VANETs). Distributed key man...