Non-interactive zero-knowledge and its applications

  • Authors:
  • Manuel Blum;Paul Feldman;Silvio Micali

  • Affiliations:
  • Computer Science Dept., Univ. of Calif., Berkely, CA;MIT Lab. for Computer Sci., Cambridge, MA;MIT Lab. for Computer Sci., Cambridge, MA

  • Venue:
  • STOC '88 Proceedings of the twentieth annual ACM symposium on Theory of computing
  • Year:
  • 1988

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Abstract

We show that interaction in any zero-knowledge proof can be replaced by sharing a common, short, random string. We use this result to construct the first public-key cryptosystem secure against chosen ciphertext attack.