53 search results - page 2 / 11 » On the Security of Two Threshold Signature Schemes with Trac... |
PKC
2007
Springer
13 years 11 months ago
2007
Springer
Abstract. The ring signature allows a signer to leak secrets anonymously, without the risk of identity escrow. At the same time, the ring signature provides great flexibility: No ...
COMPSEC
2004
13 years 4 months ago
2004
In a (t, n) threshold proxy signature scheme, which is a variant of the proxy signature scheme, the proxy signature key is shared among a group of n proxy signers delegated by the ...
INDOCRYPT
2004
Springer
13 years 10 months ago
2004
Springer
A ring signature scheme is a group signature scheme with no group manager to setup a group or revoke a signer. A linkable ring signature, introduced by Liu, et al. [20], additional...
ISCI
2008
13 years 4 months ago
2008
Directed signature scheme allows only a designated verifier to check the validity of the signature issued to him; and at the time of trouble or if necessary, any third party can v...
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. ...