Annual International Cryptology Conference

CRYPTO 1998: Advances in Cryptology — CRYPTO '98 pp 13-25

A practical public key cryptosystem provably secure against adaptive chosen ciphertext attack

  • Ronald Cramer
  • Victor Shoup
Conference paper

DOI: 10.1007/BFb0055717

Volume 1462 of the book series Lecture Notes in Computer Science (LNCS)

Abstract

A new public key cryptosystem is proposed and analyzed. The scheme is quite practical, and is provably secure against adaptive chosen ciphertext attack under standard intractability assumptions. There appears to be no previous cryptosystem in the literature that enjoys both of these properties simultaneously.

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Copyright information

© Springer-Verlag 1998

Authors and Affiliations

  • Ronald Cramer
    • 1
  • Victor Shoup
    • 2
  1. 1.Institute for Theoretical Computer ScienceETH ZurichZurich
  2. 2.IBM Zurich Research LaboratoryRüschlikonSwitzerland