the National Natural Science Foundation of China (No.60970119);the National Basic Research Program (973) of China (No.2007CB311201)
To give concurrent consideration both the efficiency and the security(intensity of intractable problem) in the standard model,a chosen ciphertext secure identity-based broadcast encryption is proposed.Against the chos...
supported by the National Natural Science Foundation of China (60970119, 60803149);the National Basic Research Program of China (2007CB311201);the Fundamental Research Funds for the Central Universities
Hierarchical identity-based signature (HIBS) has wide applications in the large network. However,the existing works cannot solve the trade-off between the security and efficiency. The main challenge at present is to...
supported by the National Natural Science Foundation of China (60970119,60803149);the Youth Science and Technology Foundation of Xi’an University of Architecture and Technology (QN0831);the National Basic Research Program of China (2007CB311201)
Patarin proposed the dragon scheme, pointed out the insecurity of the dragon algorithm with one hidden monomial and suggested a candidate dragon signature algorithm with a complicated function. This paper presents an ...
Supported by the National Natural Science Foundation of China (60970119, 60803149);the National Basic Research Program of China (973 Program) (2007CB311201)
In this paper, based on the verifiable pair and identity-based threshold cryptography, a novel identity-based (ID-based) threshold decryption scheme (IDTDS) is proposed, which is provably secure against adaptive c...