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SECURE DATA COMMUNICATION USING ELLIPTIC CURVE CRYPTOLOGY

  • US 20110081016A1
  • Filed: 10/06/2009
  • Published: 04/07/2011
  • Est. Priority Date: 10/06/2009
  • Status: Abandoned Application
First Claim
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1. A contactless device comprising:

  • a contactless communication interface configured to receive a challenge from a contactless reader; and

    a controller configured to generate an enciphered response using elliptic curve cryptology, said enciphered response including the challenge enciphered with a private key that is stored in a non-volatile memory of the contactless device,wherein data is integrated as part of at least one of the challenge and the enciphered response.

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