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Architecture to thwart denial of service attacks

  • US 7,043,759 B2
  • Filed: 08/16/2001
  • Issued: 05/09/2006
  • Est. Priority Date: 09/07/2000
  • Status: Expired due to Term
First Claim
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1. A method of thwarting denial of service attacks on a victim data center coupled to a network, the method comprising:

  • monitoring network traffic through monitors disposed at a plurality of points in the network;

    communicating data from the monitors to a central controller, over a redundant network that is a different network from the network being monitored;

    analyzing the data comprising network traffic statistics to identify network traffic that is part of a denial of service attack; and

    filtering the network traffic based on results of analyzing the network traffic to discard network traffic that is identified as part of the denial of service attack.

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