19 search results - page 4 / 4 » Ring Signatures of Sub-linear Size Without Random Oracles |
EUROCRYPT
2003
Springer
13 years 10 months ago
2003
Springer
Abstract. Digital Signatures emerge naturally from Public-Key Encryption based on trapdoor permutations, and the “duality” of the two primitives was noted as early as Diffie-He...
CCS
2010
ACM
13 years 11 months ago
2010
ACM
In an attribute-based signature (ABS), users sign messages with any predicate of their attributes issued from an attribute authority. Under this notion, a signature attests not to...
CCS
2001
ACM
13 years 9 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...
CRYPTO
2009
Springer
13 years 11 months ago
2009
Springer
We study the design of cryptographic primitives resilient to key-leakage attacks, where an attacker can repeatedly and adaptively learn information about the secret key, subject o...