基于IPSec的VPN技術及其安全性分析.pdf

1、Y777754學校代碼學號猷漠神張走哮碩士學位論文題目專業(yè)研究方向姓名導師基于IPSec的VPN技術及其安全性分析計算機應用技術基于網絡的計算機應用技術鄧小飛程耕國教授定稿日期：2005年5月8日104880311∞43第1I頁武漢科技大學碩士學位論文AbstractWiththewideapplicationoftheInternettechnologywecanexchangeandshareinformationconvenien

2、tlywhilecomputersystemsareconfrontedwithunprecedentedhiddentroublesofsecurityForexample，informationintransmissionmaybepeekedortamperedLocalnetworkmaysufferillegalaccessandattackThenetworkinformationsecuritybecomesthefocu

3、sforUSTheprivatenetworkcallensureinformationtransmissionsecurelybutitcoststoomuchTeducethecostofnetworkmanagement，thedesireforbuildinglocalnetworkwithInteracttechnologyisstrongThetechnologyofvirtualprivatenetwork(VPN)dev

4、elopsrapidlyunderthisgroundThisdissertationdescribed，analyzedthefeature、mode、protocol、andapplicationofVPNandprovidedideasforimprovementsbasedontheexistingproblems／ndetail，thisdissertationincludesthefollowingaspects：1、VPN

5、TunnelingTechniquesThisdissertationdescribedthefundamentalsofVPNtunnelingtechniquesandmadeacomparisonandananalysisofthemaintunnelingprotocols：PPTP、L2TPandIPSec2、Security0fVPNSecudtyistheprimaryconsiderationwhiledes遠ninga

6、ndbuildingaVPNAsIPSecisthekeytechnologytoensuresecuritythisdissertationanalyzedthesecurityof[PSecbasedonthedescriptionoftheIPSecarchitecture3、LayeredIPSecWiththeextensionofnetworkapplicationsjnvariousfieldsandtheincreasi

7、ngdemandofoverallnetworkperformance，manynewservicesandapplicationshavebeenintroducedinInternetHowever，the“endtoend”securitymechanismsusedbyIPSechavebrougIltproblemstothesenewservicesandapplicationsThisdissertationdescrib