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AUTHENTICATING AN INTEGRATED CIRCUIT BASED ON STORED INFORMATION

  • US 20100241864A1
  • Filed: 11/20/2009
  • Published: 09/23/2010
  • Est. Priority Date: 11/21/2008
  • Status: Abandoned Application
First Claim
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1. A method of determining authenticity of an integrated circuit (IC), the method comprising:

  • receiving a local set of one or more signals at a local site associated with the IC;

    receiving a remote set of one or more signals at a remote site, the receiving of the remote set being near simultaneous as the receiving of the local set;

    creating a local digitized signature of the first set of signals at the local site;

    creating a remote digitized signature of the second of signals at the remote site; and

    determining authenticity of the IC based on a comparison of the local signature to the remote signature.

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