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System, method and program product to identify a distributed denial of service attack

  • US 20060236401A1
  • Filed: 04/14/2005
  • Published: 10/19/2006
  • Est. Priority Date: 04/14/2005
  • Status: Active Grant
First Claim
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1. A method for detecting a denial of service attack on a plurality of computers, said method comprising the steps of:

  • making records of source IP addresses of requests sent to each of said computers;

    totaling said records of requests sent to said plurality of computers per source IP address; and

    determining if the total for a source IP address exceeds a predetermined threshold.

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