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Digital rights management system operating on computing device and having black box tied to computing device

  • US 6,772,340 B1
  • Filed: 03/15/2000
  • Issued: 08/03/2004
  • Est. Priority Date: 01/14/2000
  • Status: Expired due to Term
First Claim
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1. A digital rights management (DRM) system operating on a computing device when a user requests that an encrypted piece of digital content be rendered by the computer device, the computing device having an identifier, the DRM system comprising a black box for performing decryption and encryption functions in the DRM system, the black box containing a copy of the identifier of the computing device, the black box thus being tied to the computing device.

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