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Run time code integrity checks

  • US 20040143739A1
  • Filed: 01/16/2003
  • Published: 07/22/2004
  • Est. Priority Date: 01/16/2003
  • Status: Abandoned Application
First Claim
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1. A method for detecting tampered program data comprising at least one program unit, the method comprising:

  • receiving a request for use of said at least one program unit;

    computing a first fingerprint over stored data associated with said at least one program unit; and

    determining whether said stored data is valid based at least in part on whether said first fingerprint matches a second fingerprint, said second fingerprint computed over said stored data prior to said receiving.

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