基于tpm的可信度量机制分析

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1、万方数据山东大学硕士学位论文ABSTRACTThe21stcenturyistheageofinformation．Ontheonehand，therapiddevelopmentofinformationtechnologyandindustryshowunprecedentedprosperity．Ontheotherhand，informationsecurityincidentscontinuetooccur,informationsituationissevere．Facedwiththegrimsituationofcomputernetworkandinfo

2、rmationsecurity,mostoftheinformationsecuritysystemsmainlyconsistofpassivedefensivetechnicalmeasuressuchasfirewallintrusiondetectionandvirusprotectionsoftware，etc，didnotgetaverygoodresults．Throughlong-termpracticesummary,peoplegraduallybegantorealizethatonlyfromunderlyinghardwareandsoftwar

3、estarttotakemeasure，itispossibletoconstructainformationsystemofhighsecurity．Formthisthough，TrustedComputingtechnologyhaveemergedanddevelopedrapidly．Inthispaper,startingfromtheideaoftrustedcomputing，studythecomputersystemsecurityissues，TrustedComputerSystemarchitectureandproposeanewtrusted

4、measurementschemebasedontIleTPM．TheschemeCansolvetheTOC．TOUdefectoftraditionalmechanism，Candetecttheoperationofthewholeprocess，Canidentitysuspiciousbehaviorofcomputer,Canensurethecomputersystemsecurity．Computersecurityisahotissureofcomputertechnology,itontonlyaffectthefurtherdevelopmentof

5、computertechnology,butalsoposeathreattopeopleandproperty,itisofgreatsignificancetorasearchoncomputersecurity．Theworkandmaininnovationsofthispaperarefollowing：1：ProposeadynamicmeasurementschemebasingonTPM．ThisschemeCaneffectivelydetectthewholeoperationofcomputernmning，CansolvetheTOC-TOUdef

6、ectoftraditionmechanism，Caneffectivelydefencebufferoverflowattacks．Throughexperimentsshowthattheschemehasworkwellandplayedacertionaffect．2：Throughin—depthresearch，trytocombineoftrustedcomputingtechnologyandtraditionalinformationsecuritytechnologytobuildamoresecure，reliableIII万方数据些奎丕堂亟±堂鱼笙

7、塞一．infomlationsystems．Researchmainlyfocusedonsecureoperatingsystemandvirtualizationtechnology．3：Imple：mentatraditionalTCGstandardmastedchainbasedonembeddedboardandlinuxsystem，throughactualoperationstudythetraditionalcrediblechaintechnologyinmoredepth，summaryanddiscu