Social and Behavioral Sciences Commons^™

The Need For Deniability In Identification Schemes, Pairat Thorncharoensri, Qiong Huang, Man Ho Au, Willy Susilo, Guomin Yang, Yi Mu, Duncan Wong

Dr Guomin Yang

With the increasing concern on the erosion of privacy in the society, privacy-preserving techniques have become a very essential issue. This paper provides a formal treatment of deniability in identification schemes. In particular, the contributions of this paper are three folds. Firstly, for the first time in the literature, we address the issue of deniability in identification scheme. Deniability ensures the prover's privacy even after the identification protocol completes. With the deniability property, it is assured that the verifier will not be able to convince any other third party that the prover has engaged in the identification protocol with the …