25 search results - page 4 / 5 » Identity-based Digital Signature Scheme Without Bilinear Pai... |
INDOCRYPT
2004
Springer
13 years 10 months ago
2004
Springer
ID-based public key systems allow the user to use his/her identity as the public key, which can simplify key management procedure compared with CA-based public key systems. However...
PROVSEC
2010
Springer
13 years 2 months ago
2010
Springer
Abstract. Signcryption as a single cryptographic primitive offers both confidentiality and authentication simultaneously. Generally in signcryption schemes, the message is hidden a...
IJNSEC
2007
13 years 4 months ago
2007
In 2004, Libert and Quisquater proposed an identity based undeniable signature scheme using pairings over elliptic curves. In this article, we show that the scheme is not secure. ...
CRYPTO
2011
Springer
12 years 4 months ago
2011
Springer
Structure-preserving signatures are signatures defined over bilinear groups that rely on generic group operations. In particular, the messages and signatures consist of group elem...
CCS
2006
ACM
13 years 8 months ago
2006
ACM
Since the formalization of ring signature by Rivest, Shamir and Tauman in 2001, there are lots of variations appeared in the literature. Almost all of the variations rely on the ra...