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1、西安電子科技大學(xué)博士學(xué)位論文數(shù)字版權(quán)管理關(guān)鍵技術(shù)及應(yīng)用研究姓名：裴慶祺申請(qǐng)學(xué)位級(jí)別：博士專業(yè)：密碼學(xué)指導(dǎo)教師：馬建峰20071201ABSTRACTTheobjectofdigitalmediacontentprotectionusuallyincludestext,image，audio,videoandothermediums．Withtherapiddevelopmentofdigitaltechnologiesandtheextensiveapplications，thehternet,mobilenetworksandotheremergingtelecom
2、municationsmodesandmobilephones，set-topboxes，computersandothermultimediaterminalshavegreatlyexpandedthetransmissionscopeofdigitalmediacontent．Asthedigitalmediumhavethecharacteristicsofbeinglosslassreproducedanddistributed,thephenomenonofusingdigitaltechnologyandtheintemetfreelytoreprodu
3、ceanddistributethedigitalmediaproductsandthecontentprotectedbyintellectualpropertyiswidespread．Ifthereisnodigitalmediacopyrightmanagementandcontentprotection,whichwillleadtoseriousnegativephenomena,breedingmassivepiracyandthenon-standardUSewouldnotonlyhaveenormoueffectondigitalmediaindu
4、stry，butalsogreatlyiIljtireoureconomics，socialityandculture．Currently,digitalcopyrieatprotectionissuehascausedacommonconcernfromnationalgovernments，law,mediaandindustry,andotherparties．Practicalexperienceandthestudyinrecentyearsshowthatitisnotjustlegalmeantoprotectthecopyrightofdigitalc
5、ontent,anditisextremelyimportanttoadoptrelatedtechnicalmeasures．Tllispaperfocusesonthedomainmanagement,at北．,essauthentication,keymanagement．rightsmanagementandotherissuesinDRMsystem．Onthebasisofdeepanalysisofexistingtechnologies，standardsandsystems，somenewideasandschemestosolvetheapplic
6、ationproblemsofDRMsystemareproposed．Themainresearchresultsareasfollows：1．Anewdomainmanagementmodelwhichcallhidecomponentswithinthedomainisproposed，andanauthorizeddevicescanpurchasethedomainlicenseforthedomain．Licenseservercanvcri句thedevicewhetheritiSamemberofsomecertaindomain．Whenallill
7、egaldeviceappearedinthedomain,itCanalsobetraced．2．AnewDRMdeviceauthenticationmethodintheuserdomaintomeettheauthenticationrequirementbetweenthedevicesinaDRMsystem,aswellastwoaccessauthenticationschemessuitableforDRMsystemareallproposed．OneschemeisbasedonPKI，andtheotherisbasedoni
