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Securing network traffic by distributing policies in a hierarchy over secure tunnels

  • US 8,327,437 B2
  • Filed: 08/10/2010
  • Issued: 12/04/2012
  • Est. Priority Date: 06/14/2006
  • Status: Active Grant
First Claim
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1. A system for securing Internet Protocol (IP) traffic, the system comprising:

  • a first security module, within a first local communication network, configured to apply a security policy to a network connection, the security policy including at least a definition of a security group, the security group includes at least a subset of a group of end nodes located at the first local communication network;

    a first distribution point, located at the first local communication network, configured to determine the security policy and to forward the security policy to a first managing module;

    the first managing module being associated with the first communication network and configured toa) upon receiving the security policy from the first distribution point, record an association between the security group and an identifier for the first distribution point; and

    b) send a message to a central managing module indicating that the first managing module has stored the definition of the security group associated with the first distribution point.

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