21 search results - page 2 / 5 » An Efficient ID-Based Proxy Signature Scheme from Pairings |
INFORMATICALT
2010
13 years 1 months ago
2010
A proxy signature scheme enables an original signer to delegate its signing capability to a proxy signer and then the proxy signer can sign a message on behalf of the original sign...
ASIACRYPT
2004
Springer
13 years 8 months ago
2004
Springer
Group signature schemes are cryptographic systems that provide revocable anonymity for signers. We propose a group signature scheme with constant-size public key and signature leng...
IEEECIT
2005
IEEE
13 years 10 months ago
2005
IEEE
An identity based cryptosystem is a novel type of public cryptographic scheme in which the public keys of the users are their identities or strings derived from their identities. ...
AINA
2004
IEEE
13 years 8 months ago
2004
IEEE
At the conference Asiacrypt 2001, Rivest, Shamir and Tauman firstly addressed the concept of ring signature. In this paper we propose an identity-based ring signature scheme from ...
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...