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System providing an improved skimming resistance for an electronic identity document

  • US 9,396,506 B2
  • Filed: 12/15/2011
  • Issued: 07/19/2016
  • Est. Priority Date: 12/31/2010
  • Status: Active Grant
First Claim
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1. A secured electronic identity document apparatus secured against manipulation of cryptographic configuration attempts designed to compromise the level of security by which access to the secured electronic identity document is based, comprising:

  • a chip, which is externally readable, storing a first representation of the cryptographic configuration of the chip, said cryptographic configuration of the chip defining the cryptographic security levels supported by the chip, said cryptographic configuration of the chip is provided to a controlling terminal allowing the controlling terminal to select an appropriate security level supported by the chip and to establish a secure communication with the chip according the selected security level, the chip storing a private key of a cryptography key pair and adapted to cipher data based on the private key;

    a support to which the chip is fastened, the support having a machine optically readable area, data encoded in this area including;

    a second representation of said cryptographic configuration of the chip for establishing a secure communication with a controlling terminal in non ciphered form;

    a third representation of said cryptographic configuration of the chip ciphered based on said private key; and

    , wherein the second and third representations are scannable by a scanning machine and verifiable by the controlling terminal to verify that the second representation matches the third representation by deciphering the third representation; and

    the chip comprising a means to check the authenticity of the cryptographic configuration of the chip on request of the controlling terminal by comparing the second or the deciphered third representations of the cryptographic configuration scanned by the controlling terminal from the machine optically readable area to the first representation of the cryptographic configuration stored into the chip and means to establish a secure communications channel according to a security level of said cryptographic configuration.

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