P-signatures and Noninteractive Anonymous Credentials

@inproceedings{Belenkiy2008PsignaturesAN,
  title={P-signatures and Noninteractive Anonymous Credentials},
  author={Mira Belenkiy and Melissa Chase and Markulf Kohlweiss and Anna Lysyanskaya},
  booktitle={TCC},
  year={2008}
}
In this paper, we introduce P-signatures. A P-signature scheme consists of a signature scheme, a commitment scheme, and (1) an interactive protocol for obtaining a signature on a committed value; (2) a non-interactive proof system for proving that the contents of a commitment has been signed; (3) a noninteractive proof system for proving that a pair of commitments are commitments to the same value. We give a definition of security for P-signatures and show how they can be realized under… CONTINUE READING
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