入侵检测系统(IDS)可以对系统或 网络资源进行实时检测,及时发现闯入系统或网络的入侵者,也可预防合法用户对资源的误 操作;它是PDR(Protection Detection Response)安全模型的一个重要组成 部分。本文主要从攻击检测方法、国内外研究状况等方面总结了入侵检测技术的研究现状, 并结合自己的研究成果,提出了发展趋势及主要研究方向。%An intrusion detection system (IDS) can detect system or network sources in a real-time way,find the intruder in time,and prevent legal users' misoperation.It is the main part of the Pro tec tion Detection Response(PDR) security model.In this paper,the status quo of the intrusion detection technology is summarized first.Then,based on our research,its development trend and directions are put foward.
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