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MEDIA SECURITY THROUGH HARDWARE-RESIDENT PROPRIETARY KEY GENERATION

  • US 20090202068A1
  • Filed: 02/07/2008
  • Published: 08/13/2009
  • Est. Priority Date: 02/07/2008
  • Status: Abandoned Application
First Claim
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1. A system comprising:

  • a host processor;

    a first security circuit to re-encrypt a work of authorship protected by an encryption standard using a proprietary key after an authorization module uses an algorithm of the encryption standard to verify that the system has permission to playback the work of authorship;

    a system memory to store a proprietary encrypted content generated through the re-encryption process of the first security circuit; and

    a second security circuit of a display module to independently generate the proprietary key using an index pointer provided from the first security circuit to the second security circuit through the host processor and to decrypt the proprietary encrypted content of the system memory using the independently generated proprietary key.

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