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CONTENT DISTRIBUTION WITH RENEWABLE CONTENT PROTECTION

  • US 20160171186A1
  • Filed: 01/13/2016
  • Published: 06/16/2016
  • Est. Priority Date: 09/20/2004
  • Status: Active Grant
First Claim
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1. A method of playing back a media content instance from a storage device, wherein the media content instance comprises an assembly of media content segments, each media content segment comprising one of a plurality of versions of a temporal portion of a content title, and each media content segment decryptable by a segment key, comprising:

  • receiving processor instructions and an associated index from a license server, the index designating associated processor instructions for execution to enable playback of the media content instance;

    generating the segment key at least in part by executing at least a first portion of the processor instructions associated with the index; and

    decrypting the media content segments of the media content instance according to the generated segment key.

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