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A COMPUTER-IMPLEMENTED METHOD AND SYSTEM FOR EMBEDDING AND AUTHENTICATING ANCILLARY INFORMATION IN DIGITALLY SIGNED CONTENT

  • US 20080133928A1
  • Filed: 02/14/2008
  • Published: 06/05/2008
  • Est. Priority Date: 05/20/2005
  • Status: Abandoned Application
First Claim
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1. A method comprising:

  • loading digital content containing a digitally signed executable into memory for execution, while checking for the integrity of a digital signature and the contents of the executable; and

    erasing any non-authenticated regions of the digital content by zeroing out or value-filling memory locations corresponding to the non-authenticated regions.

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