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SELECTIVE AND PERSISTENT APPLICATION LEVEL ENCRYTION FOR VIDEO PROVIDED TO A CLIENT

  • US 20070160208A1
  • Filed: 01/03/2007
  • Published: 07/12/2007
  • Est. Priority Date: 01/06/2006
  • Status: Active Grant
First Claim
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1. A server device for managing content encryption, comprising:

  • a transceiver for receiving and sending information between another computing device;

    a processor in communication with the transceiver; and

    a memory in communication with the processor and for use in storing data and machine instructions that causes the processor to perform a plurality of operations, including;

    receiving an unencrypted content stream;

    selectively encrypting at least a portion of the unencrypted content stream, while leaving at least another portion of the unencrypted content stream unencrypted based on a selection rule that leaves at least trick play data in the content stream unencrypted; and

    inserting an Entitlement Control Message (ECM) within the selectively encrypted content stream.

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