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ID:36584918
大小:2.92 MB
页数:73页
时间:2019-05-12
《面向网格的入侵检测研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、南开大学硕士学位论文面向网格的入侵检测研究姓名:孟晋津申请学位级别:硕士专业:计算机软件与理论指导教师:邵秀丽20080501Abstract嘶dhasbeencalledthethirdwaveofinformationtechonology.Itservestheusersbvcoordinatingvariousresourcesfromdifferentplacesviacommonprotocolandinterface.WiththedevelopmentoftheconceptandstandardofOGSAOVerthepastfewyea
2、rs,Gridtechnologyhasadvancedrapidly.AsthecoreofGrid,GridSecurityprovidessafetythroughsecurityprotocolandsecuritytransation,whichisnotaseffectiveasexpected.Intrusiondetection,avitalmeansforthesecurityoftraditionalwebs,defendsthewebsinanactivemanner.AppliedtotheGrid,intrusiondetectio
3、nmayevolvedintooneadaptedtotheGrid.Itwillbeaneffectiveredeptiontothedefectsofpresentgridsecuritytechnology.Hopefully,thiswillbethefutureofgridsecurity.ThispaperisanattempttoanalyzethesecurityproblemsandintrusionwaysinGrid.Withaviewtoimprovingtheexistingintrusiondetection,theauthorp
4、roposesagrid-orientedintrusiondetectionsystemwhichisbasedonmodule-baseddesignandgivesthedesignandimplementofallmodulesinthissystem.AimedatthedisadvantagesofpresentIDSinGridenvironment,thesystemdetectsintrusionstotheGridbythecoordinationoftheloadbalancingalgorithmdevelopedfromthemod
5、elingofGridandgraphtheory.TheloadbalancingalgorithmmakesallmodulesofGOIDScoordinativeworkinginGridenviroment,decreasethetotalloadofthesystemandincreasetheoverallperformanceofGOIDS.Thissystemischaracterizedbystrongextension,loadbalancingalgorithmandself-adaptability.Asaresult,itbett
6、ersolvestheproblemofIDSworkinginGridenvironment,andistoatertianextentcoveringtheshortageofthepresentGridsecuritytechnology.Thesystemworksthroughwebservice,appropriatetoOGSA.IthasbeenappliedtotheTianjinSuburbanIndustrialGrid,providingintrusiondetectionserviceforthegnd.Thisapplicatio
7、nhasprovedtheeffectivenessofthesystemanditsmeritssuchasstrongextensionandloadbalancing.Keyword:Grid,IntrusionDetection,loadbalancingalgorithm,WebServiceIl目录图目录图2.1GSI结构⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯7图2.2GOIDS结构矗⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯12图2.3GOIDS功能流程图⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.16图2.4信息采集模块⋯⋯⋯
8、⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯18图2.5
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