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Tracking Changing State Data to Assist in Computer Network Security

  • US 20080104046A1
  • Filed: 10/24/2007
  • Published: 05/01/2008
  • Est. Priority Date: 10/25/2006
  • Status: Active Grant
First Claim
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1. A method for maintaining state information using a session table, the session table comprising one or more session records, a session record comprising one or more key fields and one or more timestamp fields and one or more value fields, the method comprising:

  • identifying a security event, wherein the security event comprises a timestamp and information about operation of a networked device;

    determining a query key based on one or more fields of the security event;

    querying the session table using the timestamp and the query key; and

    returning a query result.

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