基于Snort网络入侵检测系统中模式匹配研究及应用的开题报告.docx
基于Snort网络入侵检测系统中模式匹配研究及应用的开题报告
摘要:
随着网络技术和应用的不断发展,网络安全问题日益严重。网络入侵检测系统作为保障网络安全的关键技术之一,受到了越来越多的关注。本论文以Snort网络入侵检测系统为研究对象,重点探讨了其中模式匹配技术及其应用。首先对Snort系统的原理、架构进行介绍,然后详细介绍了模式匹配技术的原理、分类及其实现方法,并比较了常用的匹配算法的优缺点。接着,结合实际案例研究了模式匹配技术在Snort系统中的应用,包括常见攻击特征的匹配以及自定义规则的编写。最后进行了实验测试,对Snort系统的性能进行了评估和分析,并提出了相关的优化建议。
关键词:Snort系统;网络安全;入侵检测;模式匹配技术;自定义规则
Abstract:
Withthecontinuousdevelopmentofnetworktechnologyandapplications,networksecurityissuesarebecomingmoreandmoreserious.Asoneofthekeytechnologiestoensurenetworksecurity,networkintrusiondetectionsystemisreceivingmoreandmoreattention.ThispapertakesSnortnetworkintrusiondetectionsystemastheresearchobject,andfocusesonthepatternmatchingtechnologyanditsapplicationinit.Firstly,theprincipleandarchitectureofSnortsystemareintroduced.Then,theprinciples,classificationandimplementationmethodsofpatternmatchingtechnologyaredetailedlyintroduced,andtheadvantagesanddisadvantagesofcommonmatchingalgorithmsarecompared.Next,theapplicationofpatternmatchingtechnologyinSnortsystemisstudiedcombinedwithpracticalcases,includingthematchingofcommonattackfeaturesandthewritingofcustomrules.Finally,experimentaltestswerecarriedout,andtheperformanceofSnortsystemwasevaluatedandanalyzed,andrelevantoptimizationsuggestionswereproposed.
Keywords:Snortsystem;networksecurity;intrusiondetection;patternmatchingtechnology;customrules