基于UCON和可信度的資源分發(fā)研究與實現(xiàn).pdf

1、山東理工大學碩士學位論文基于UCON和可信度的資源分發(fā)研究與實現(xiàn)姓名：王斐申請學位級別：碩士專業(yè)：計算機應用技術指導教師：王鳳英20080430AbstractInop衄net、ⅣorkerⅣironment，wimtherapiddevelopfnentofinfomationtechn0109ies，networksec謝typmblemsbccomeincre船inglyprominentD嘶ng也eaccessanddissem

2、inationprocessofdigitaJresource，suchphenomenonasunlawfulaccessa11dauthor“yexceedingllasime刪ptedthesccuresprcadofinfo珊ationThercforc，howtos仃engmen廿leconfidentialityandsecultvofinfbnnationtorealizetheeffectiveauⅡ10rization

3、con缸DlfIorr℃sourcedisseminationbecomesahotanddimcultDroblemAimingattheau恤orizationcontmlinresourcedissemin￡【tioIl’tllispapersmdiesusagecontrolmodelUCONandrcsearchcsthc印plicationofthcconceptofcredibil時b船edonfIlzzyset廿leor

4、yinresourcedisseminationMainpointsar；e嬲follows：Firstly，thisp印er印pliesUCONtoresourcedisscm血ationarea，rcaliz崦theapplicationofauthorizations，obligationsandconditionsinresourcedisseminationP枷cularlv，witllthefbaturesofresourc

5、edisseminationa1ⅡthorizationsarecIes甜bedindetail，giv訪gnlledefinitioIl，meoremprovitlgandsoonUCONh鵠processco州nllity趾danributemutability，whichcanbeusedteplacetraditionalaccesscontrolmodelsinresourcedisseIIlination，meetingth

6、eneedsofdyn刪candcontinuitvinopennet、vI)rkSecondly，meconceptofcredibilityisbmu曲ttotheauthorizationofresourcedisseminationTllispaperusesmzzycomprcheIlsivcevaluationtoevaluatesubiects’crcdibilhy、Ⅳi山di行erentcredibil時valuehav

7、她di位啪tresource璐agerights，IKsrnethodcanachieveautllorizationcontrolc01weIliently鋤dbrieny，avoidingmecomplexi母andincoIⅣeIlienccof仃aditionalallmorizationmeⅡlodsbasedondi窖italcemficatesThisp印eralsocombinescr甜ibilityaIldusagec

8、ontmlpolicytogether，1lsingⅡlreedecision—makin衛(wèi)fhctorstoevaluatesubiects，credibilityThiswayma：kescredibilitybecomethebridgeofusagedecisionandauthorizadonjnresourcedisseminadon111irdlytlleresourcedisseminationmodclUCONCDba

9、sedonUCoNalldcredibilitvispmposcdBasedonseveralnewde矗nitionsinresourcedissemination，thispaperconcretelydescribesmreedecisionmakingfa吐orsand皿ivesttlefonnaldeScriptionofnllesofmodelThismodelm址resautllorizationbasedoncredib

10、ilityaIld豫vnkesrightsbaSedontllreeprocessdecisionfactors，rcalizingthescparationofautllori動tion孤drevocationOntheoneh鋤d，itsavestheopenanddynamicadvantagesofu阻gecontroL0ntlleOtllerh孤ditacllievesmoresecure部Ⅲhofizationmechani