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Controllable Ring Signatures And Its Application To E-Prosecution, Wei Gao, Guilin Wang, Xueli Wang, Dongqing Xie
Controllable Ring Signatures And Its Application To E-Prosecution, Wei Gao, Guilin Wang, Xueli Wang, Dongqing Xie
Faculty of Engineering and Information Sciences - Papers: Part A
This paper introduces a new concept called controllable ring signature which is ring signature with additional properties as follow. (1) Anonymous identifica-tion: by an anonymous identification protocol, the real signer can anonymously prove his authorship of the ring signature to the verifier. And this proof is non-transferable. (2) Linkable signature: the real signer can generate an anonymous signature such that every one can verify whether both this anonymous signature and the ring signature are generated by the same anonymous signer. (3) Convertibility: the real signer can convert a ring signature into an ordinary signature by revealing the secret information about …