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Configurable signature for authenticating data or program code

  • US 8,006,095 B2
  • Filed: 08/31/2007
  • Issued: 08/23/2011
  • Est. Priority Date: 08/31/2007
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • retrieving configuration information from a protected first memory, wherein the configuration information specifies a plurality of non-contiguous memory locations, wherein the plurality of non-contiguous memory locations store one or more parameters for a signature formula;

    retrieving the one or more parameters for the signature formula from the plurality of non-contiguous memory locations based on the configuration information; and

    calculating a first signature formula;

    wherein the first signature is useable to verify security for a system.

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