Detecting and Removing Malicious Code

Thursday, 25 July 2002, 9:50 PM EST

Has it happened yet? The phone call, the e-mail, the page, or maybe you discovered it yourself. Something wasn't right: sluggish performance, too much network activity, a missing file. After a little investigating, the realization - you've been cracked. If this isn't familiar to you yet, odds are it will be in the future. Crackers have access to countless variations of malicious code: automated rootkits, trojans, viruses and specific exploits, all designed to breach your security. Detecting and removing these programs can be a daunting task, with little room for wasted time or error. In this article, I'll explain techniques readers can use to get their system back on-line and prevent it from happening again.

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