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Tamper resistant device and file generation method

  • US 20060214006A1
  • Filed: 03/17/2006
  • Published: 09/28/2006
  • Est. Priority Date: 03/18/2005
  • Status: Active Grant
First Claim
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1. A tamper resistant device which stores an identifier capable of uniquely identifying the tamper resistant device comprising:

  • a receiving means for receiving a file generation message including right value information representing a right value and instruction information which instructs generation of a rights-file including the right value information and the identifier;

    a message determination means for determining whether or not the file generation message received by the receiving means includes right value information representing a right value and instruction information which instructs generation of a rights-file including the right value information and the identifier;

    a file generation means for generating, if the message determination means determines that the file generation message received by the receiving means includes the right value information and the instruction information, a rights-file including the identifier and the right value information; and

    a storage means for storing the rights-file generated by the file generation means.

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