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Methods, systems, and computer program products for transmission control of sensitive application-layer data

  • US 20070094394A1
  • Filed: 10/26/2005
  • Published: 04/26/2007
  • Est. Priority Date: 10/26/2005
  • Status: Active Grant
First Claim
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1. A method for identifying sensitive application-layer data and controlling transmission of the data in a network, the method comprising:

  • identifying, in a system resource, sensitive data at an application layer;

    detecting a packetization of the identified sensitive data;

    in response to identifying the sensitive data and detecting the packetization, inserting a flag indicative of the presence of sensitive data in a packet having at least a portion of the identified sensitive data, wherein the flag is inserted in a portion of the packet corresponding to a layer other than the application layer; and

    controlling transmission of the packet in a network based on the flag.

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