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Connection table for intrusion detection

  • US 7,827,272 B2
  • Filed: 11/03/2003
  • Issued: 11/02/2010
  • Est. Priority Date: 11/04/2002
  • Status: Active Grant
First Claim
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1. A computer system for tracking network behavior, comprising:

  • a processor;

    a memory that stores;

    a connection table that maps each host of a network to a record that stores traffic information from the host to other hosts or from the other hosts to the host in the network for a specified time interval, anda profile table that stores historical traffic information as exponentially weighted moving average values; and

    a merging mechanism configured to merge the record associated with each host for the specified time interval from the connection table into the historical traffic information in the profile table.

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