基于UARBAC模型的多服務器文件訪問控制系統(tǒng).pdf

1、分類號UDC“!密級Y8361；62學位論文基于UARBAC模型的多服務器文件訪問控制系統(tǒng)(題名和副題名)張路橋(作者姓名)指導教師姓名盤查堂塾援譴昱電王科技厶堂廑都一(職務、職稱、學位、單位名稱及地址)申請專業(yè)學位級別塑l專業(yè)名稱型l型鯉論文提交日期20061論文答辯日期2QQ魚!≥一～學位授予單位和日期一——電壬垂￡毯達當!～——～答辯委員會主席生星籃評閱人望墓藍墨塹望一2006年1月5日汪1：注叫《國際十迸分類法UDC；的類號。電

2、子科技大學碩士學位論文AsapartofIS(InformationSecurity)，alsooneofthestandardsecurityservicesestablishedbyISO(InternationalStandardOrganization)AccessControliSusedtoprotectimportantresources，forinstance，prohibitsillegaluser’Saccessto

3、theconfidentialresources，restrictslegalusers’operationintheirpermittedsetofoperationandpreventsresourcesfromdamagesduetocarelessnessTherealeseveraldifferentkindofAccessControl，includingRBAC(Role—BasedAccessContr01)，TBAC(

4、Task—BasedAccessContr01)andECAC(ExtendedCapacityAccessContr01)HoweveranlongmanyAccessControltechnologies，modelsandmethodsdeveloped，RBACdrawsthemostconsiderableattentionFirstlyanoverviewofRBAC，itsdevelopment，motivationsan

5、dimportantconceptswillbegivenAfterthat，severallatestandmostwellknownmodelsandthecoreconceptsofthemarediscussedAmongthem，ARBAC97’SconceptofadministrativeRBAC，ARBAC02’SconceptoforganizationstructureandSARBAC’Sconceptofadmi

6、nistrativescopearethekeypointsofintroductionBesidesintroduction，acomparisonofthem誦11alsobegivenBasedontheabove，amodifiedmodelnamedUARBAC(UpgradedAdministrativeRoleBasedAccessContr01)willbeintroducedInUARBAC，effortismadet