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System and method for monitoring unauthorized transport of digital content

  • US 8,844,016 B2
  • Filed: 08/21/2012
  • Issued: 09/23/2014
  • Est. Priority Date: 03/12/2001
  • Status: Expired due to Fees
First Claim
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1. A system for network content monitoring, comprising:

  • at least one computer processor and a non-transitory electronically readable medium,a transport data monitor, connectable to a point in a network, and configured to monitor data being transported past said point,an encryption detector configured to determine whether said transport data is encrypted, said encryption detector comprises comprising a transport entropy measurement unit configured to measure entropy of said monitored transport data; and

    a policy determinator configured to use a rule-based decision making unit to select between a set of outputs including at least one of;

    removing sensitive parts of content, altering the content, and adding a message to the content, wherein said policy determinator is configured to use;

    an input of an amount of encrypted transport from a given user, and a confidence level based on said measured entropy of said monitored transport data, as factors in said rule based decision making.

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