基于USB Key技術(shù)的制造企業(yè)工程數(shù)字文件的安全管理技術(shù)研究.pdf

1、山東大學碩士學位論文基于USBKey技術(shù)的制造企業(yè)工程數(shù)字文件的安全管理技術(shù)研究姓名：吳勇健申請學位級別：碩士專業(yè)：機械設(shè)計及理論指導教師：侯曉林20080420ABSTRACTABSTRACTEffectivemanagementandshareofinternalinformationisaneffectivewaytodevelopthecompetitivenessofmanufacturingenterprisesAlongw

2、iththeapplicationofCAD／CAM／CAE，therearealotofdesigndocumentsandCADelectronicdocumentsinproductdesignandmanufacturingprocessesTherisingriskofleakofimportantdatabroughtbytheincreasingcompetitionmakesitessentialtousinginfor

3、mationsecuritytechniquesinenterprisemanagementUSBKeyisanencryptionhardwarewithasecurityoperationsystemItisanewgenerationproductofidentityauthenticationarisenfromsmartcardtechnique，integratingthecryptographysmartcardtechn

4、iqueandUSBtechniqueItisalsoagoodcarrierforidentityanddataprotectionUSBKeyisappliedwidelyinidentityauthenticationareabecauseofitssafetyandapplicabilityThesystem’SsafetycanbeenhancedgreatlybyintroducingtheUSBKeytechniquein

5、tothesafetymanagementTheauthoranalyzedthestatusofelectronicdocumentsmanagementstatus，andillustratedexistingsafetyproblems，alsoproposedmeasuresforstrengtheningthesafetyinelectronicdocumentsmanagementFirst，thispaperintrodu

6、cedthreekeytechniquesinelectronicdocumentssecrecy：PDMtechnique，cryptographytechniqueandUSBKeytechnique；andresearchedindepthonidentityauthenticationtechnique，inbasisofstudyoncryptographytechniqueandUSBKeytechniqueBycompar

7、ingtheexistingidentityauthenticationtechniques，achivedadeepunderstandingontheidentityauthenticationsystemandthepossiblethreatensonitItpropoundedthetwofactorauthenticationtechniquebasedonUSBKey；extendedthechallenge／respon

8、seprotocolusedintraditionalintwofactorauthentication；andsolvedtheproblemsaboutsaveandmanagementofusers’informationinserver；alsoimplementedkeymoduleThenitanalyzedtheproduceandsaveprocessofengineeringelectronicdocumentsine