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SYSTEM FOR CONTROLLING ACCESS AND DISTRIBUTION OF DIGITAL PROPERTY

  • US 20090222673A1
  • Filed: 05/15/2009
  • Published: 09/03/2009
  • Est. Priority Date: 01/11/1996
  • Status: Abandoned Application
First Claim
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1. An apparatus for the protection of digital data comprising:

  • a first processor programmed to run an operating system, the operating system programmed to generate one or more interrupts;

    an access mechanism including access control software run on a second processor and a memory, the access mechanism operative to;

    detect one or more interrupts at or below a BIOS level, a given detected interrupt being associated with an operating system request to access protected portions of the data;

    restrict access to the protected portions of the data by the operating system in accordance with at least one rule; and

    a tamper detecting mechanism operative to prevent access to the data in an unprotected form comprising means for destroying data stored in the access mechanism when tampering is detected.

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  • 11 Assignments
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