Firewall system and method via feedback from broad-scope monitoring for intrusion detection

CAFC
  • US 6,715,084 B2
  • Filed: 03/26/2002
  • Issued: 03/30/2004
  • Est. Priority Date: 03/26/2002
  • Status: Active Grant
First Claim
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1. A method of alerting at least one device in a networked computer system comprising a plurality of devices to an anomaly, at least one of the plurality of devices having a firewall, comprising:

  • detecting an anomaly in the networked computer system using network-based intrusion detection techniques comprising analyzing data entering into a plurality of hosts, servers, and computer sites in the networked computer system;

    determining which of the plurality of devices are anticipated to be affected by the anomaly by using pattern correlations across the plurality of hosts, servers, and computer sites; and

    alerting the devices that are anticipated to be affected by the anomaly.

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