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Content Retrieval

  • US 20090320099A1
  • Filed: 06/23/2008
  • Published: 12/24/2009
  • Est. Priority Date: 06/23/2008
  • Status: Active Grant
First Claim
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1. A method comprising:

  • determining if a client is permitted to receive content requested by the client andwhen the client is permitted to receive the content based on the determining, forming a communication to be communicated via a wide area network that includes a hash list having a hash of each of a plurality of blocks of the content, each said hash being configured to enable the client to locate a corresponding said block of the content via a local network connection.

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