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Intrusion detection resources

Although most people have some form of virus detection on their computer or network, many fewer people have deployed intrusion detection software. The ability of outsiders to successfully circumvent your security through password stealing, identity spoofing, security holes intrinsic to installed software or hardware, or security breeches due to Trojan viruses like BackOrifice is much greater than most people realize. So intrusion detection is one area of technology that a network administrator should be knowledgeable about. The problem is a multifaceted one, and the solution is often best applied as a multipronged approach with several different types of barriers placed in the way of intruders. You need some help in finding the right information on this difficult subject.

Here are some resources that you can use to learn more about intrusion detection:

The SANS Institute hosts a

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FAQ page that is a good jumping off place for Intrusion Detection Software issues.

A listing of products may be found at Timberline Technologies' Intrusion Detection Products page.

The most popular and commonly recommended books in this area are (in order of their recommendation):


Barrie Sosinsky (barries@killerapps.com) is president of consulting company Sosinsky and Associates (Medfield MA). He has written extensively on a variety of computer topics. His company specializes in custom software (database and Web related), training and technical documentation.


This was first published in March 2002

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