INFORMATICALT
2010
14 years 1 months ago
2010
Abstract. Delegation of rights is a common practice in the real world. We present two identitybased threshold proxy signature schemes, which allow an original signer to delegate he...
INFORMATICALT
2000
14 years 2 months ago
2000
In the (t, n) proxy signature scheme, the signature, originally signed by a signer, can be signed by t or more proxy signers out of a proxy group of n members. Recently, an efficie...
COMPSEC
2004
14 years 3 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 ...
IJNSEC
2007
14 years 3 months ago
2007
A proxy signature scheme enables a proxy signer to sign messages on behalf of the original signer. In this paper, we demonstrate that a number of discrete logarithm based proxy si...
IJNSEC
2006
14 years 3 months ago
2006
In current proxy signature schemes, an original signer delegates her signing capability to a proxy signer, and then the proxy signer can sign messages on behalf of the original si...
IJNSEC
2008
14 years 3 months ago
2008
In a nominative proxy signature scheme, an original singer delegates his signing power to a proxy signer, who generates a nominative signature on behalf of the original signer. In...
CORR
2006
Springer
14 years 3 months ago
2006
Springer
Numerous research studies have been investigated on proxy signatures over the last decade. This survey reviews the research progress on proxy signatures, analyzes a few notable pr...
EUROPKI
2008
Springer
14 years 4 months ago
2008
Springer
We propose a generic method to construct forward-secure signature schemes from standard signature schemes. The proposed construction is more computationally efficient than previous...
SAC
2004
ACM
14 years 8 months ago
2004
ACM
This paper presents a novel method that allows the delegation of signature power to one or more entities that jointly play the role of a proxy signer. This work is different from ...
WISA
2005
Springer
14 years 8 months ago
2005
Springer
Abstract. A proxy signature scheme allows an entity to delegate its signing power to another entity. Since the notion of proxy signatures was first introduced, many proxy signatur...