作者: Magnus Almgren , Marc Dacier , Hervé Debar
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摘要: We present an intrusion-detection tool aimed at protecting web servers, and justify why such a is needed. describe several interesting features, as the ability to run in real time keep track of suspicious hosts. The design flexible signatures used detect malicious behavior are not limited simple pattern matching dangerous cgi scripts. includes mechanisms reduce number false alarms. conclude with discussion information gained from deploying