25 search results - page 3 / 5 » Identity-based Digital Signature Scheme Without Bilinear Pai... |
IJNSEC
2007
13 years 4 months ago
2007
In 2001, Rivest et al. rstly introduced the concept of ring signatures. A ring signature is a simpli ed group signature without any manager. It protects the anonymity of a signer....
IJNSEC
2011
12 years 11 months ago
2011
We first analyze the security of a short signature scheme without random oracles called ZCSM scheme and point out that it cannot support unforgeable under the chosen message and ...
IJNSEC
2008
13 years 4 months ago
2008
In a blind signature scheme, the user can get a signature sig(m) on message m generated from the signer's blind signature sig(m ) on blinded message m , but the signer can�...
ICPADS
2005
IEEE
13 years 10 months ago
2005
IEEE
Abstract. In identity-based (ID-based) cryptosystems, a local registration authority (LRA) is responsible for authentication of users while the key generation center (KGC) is respo...
ACNS
2004
Springer
13 years 8 months ago
2004
Springer
Motivated by the conflict between authenticity and privacy in the digital signature, the notion of limited verifier signature was introduced [1]. The signature can be verified by a...