Certificateless undeniable signature scheme

  title={Certificateless undeniable signature scheme},
  author={Shanshan Duan},
  journal={Inf. Sci.},
The concept of certificateless public key cryptography (CL-PKC) was introduced by Al-Riyami and Paterson. Such a cryptosystem does not suffer from the key escrow problem while avoiding the onerous management of certificates. In this paper, we present the first certificateless undeniable signature scheme. We consider two different types of adversaries and formalize the security notions for certificateless undeniable signature. And we prove that in the random oracle model, our scheme is secure in… CONTINUE READING
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