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IJNSEC
2008
110views more  IJNSEC 2008»
13 years 8 months ago
Improvement on Nominative Proxy Signature Schemes
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...
Zuo-Wen Tan
IJNSEC
2008
129views more  IJNSEC 2008»
13 years 8 months ago
Repairing Efficient Threshold Group Signature Scheme
To enhance the efficiency of threshold group signature schemes, Yu and Chen, recently, proposed an efficient threshold group signature scheme. By using elliptic curves, the propos...
Zuhua Shao
PKC
1998
Springer
135views Cryptology» more  PKC 1998»
14 years 1 months ago
A Signcryption Scheme with Signature Directly Verifiable by Public Key
Signcryption, first proposed by Zheng [4,5], is a cryptographic primitive which combines both the functions of digital signature and public key encryption in a logical single step,...
Feng Bao, Robert H. Deng
PKC
1998
Springer
103views Cryptology» more  PKC 1998»
14 years 1 months ago
A Scheme for Obtaining a Message from the Digital Multisignature
A new digital multisignature scheme shall be proposed in this paper to allow some members of a group signing the same document and sending it to the receiver, who in turn shall ve...
Chin-Chen Chang, Jyh-Jong Leu, Pai-Cheng Huang, We...
INFORMATICALT
2010
103views more  INFORMATICALT 2010»
13 years 6 months ago
Delegatability of an Identity Based Strong Designated Verifier Signature Scheme
In 2007, Kancharla et al. proposed an identity-based strong designated verifier signature (IBSDVS) scheme based on bilinear pairings, and claimed it unforgeable and non-delegatable...
Xun Sun, Jianhua Li, Hu Yin, Gongliang Chen