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1、西南交通大學(xué)碩士學(xué)位論文基于RBAC和AOP的訪問(wèn)控制研究與應(yīng)用姓名：李志英申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：計(jì)算機(jī)應(yīng)用技術(shù)指導(dǎo)教師：樓新遠(yuǎn)20070401西南交通大學(xué)碩士研究生學(xué)位論文第
2、l頁(yè)AbstractTheAccessControllingModelbecomesoneofthediscussedhotspots，andtheModelbasedonRBAC(Role．BasedAccessContr01)isafocuSinthesehotspots．Inaddition，ithasshowngreata
3、dvantageinmeetingthesecurityneedinmanagementinformationsystem．Withaccesscontrolservice，illegalapproachisrestrictedfromcriticalresource，anddamagecausedbyillegaluser’Sintrusionsorlegaluser’sinappropriateoperationsisreduced．Comparingwithgeneralaccesscontrolmo
4、del，RBACintroducestotheconceptof‘role’．RBACassignaccesspermissionstorelevantroles,andexecutesaccesscontrolbasedonaUSer，Sroleinanorganization．Inthisthesis，firstly,severalpopularaccesscontrolmodelsincludingrelevantenvironmentareresearchedinthispaper．TheRBACm
5、odelistheemphasisofthem．Althou曲theRBAcmodelhasacceptedbymanypeople，thetraditionalRBACmodelisdefectiveinrole-management，suchasheavycomplexityandrougIlgranularity．Asaresult，animpmvcdmodelisproposed，andthecharacteristicsofthismodelaredescribedindetailinwllich
6、group．specialpermissionsandpermissionconstraintelementsareincluded．AndthentheimplementationofapplyingthisimprovedmodelbasedAspect—OrientedProgramming(AOP)technologyisstudiedindepthanddescribedindetail．Asaconclusion．AOPdoesWelIinseparatingthebehaviors，which
7、crosscutmanycomponentofthesystem．Thesebehaviorscanbeimplementedseparately．Bysuchapproach，whenthetargetisinvokedthepermissionverifiationmechanismwillbetriggeredautomaticallybasedontheprincipleofinterceptorinsteadinheritstheaccessverifyandinvokesit．Itresults
8、inthepermissionverycodeinoperationmodulecompletelydisappear．Finally,thismodelhasbeenimplementedbasedonAOPwithwhichthecodesaregreatlyreusedaswellasthecodescomplexityofthekernelmodulearereducedandthecoupleofthemodulesareeliminatedbycontrastingwith0bject·Orie
9、ntedProgramming(ooP)．Andthen，theimplementationisdetailedlydescribed．TlliSthesisisonthebackgroundoftheframeworkFrameServer,buttheRBACmodelisn’tlocalizedattheframework．TheimplementationiSbasedonAOP，SOitif丘lfort
