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METHODS AND SYSTEMS FOR PROTECTING A SECURED NETWORK

  • US 20150304354A1
  • Filed: 04/16/2014
  • Published: 10/22/2015
  • Est. Priority Date: 10/22/2012
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • receiving, by each of a plurality of packet security gateways associated with a security policy management server and from the security policy management server, a dynamic security policy that includes at least one rule specifying application-layer packet-header information and a packet transformation function to be performed on packets comprising the application-layer packet-header information;

    receiving, by a packet security gateway of the plurality of packet security gateways, packets associated with a network protected by the packet security gateway;

    identifying, by the packet security gateway, from amongst the packets associated with the network protected by the packet security gateway, and on a packet-by-packet basis, one or more packets comprising the application-layer packet-header information; and

    performing, by the packet security gateway and on a packet-by-packet basis, the packet transformation function on each of the one or more packets comprising the application-layer packet-header information.

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