网络考试系统安全性的研究和实现

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1、北京邮电大学硕士论文网络考试系统安全性的研究和实现StudyandImplementationoftheOnlineExamSystemSecurityAbstractTheonlineexamprovidesgreatconveniencefordistanceeducationandhasimportantinfluenceuponthedevelopmentofmodemdistanceeduc撕on．ButSystemsecurityhasbecomeoneofthekeyproblemsintheon]ineexarnbecauseofexteriorsecu

2、rityattacking．111eOnlineexalnsecuritysystemisthesubsystemoftheHomeworkandExamSystemwhichisoneoftheprojectgroupsofKeyTechandModelProjectofWeb-basedEducation．n”mainpurposeoftheprojectistoensurejusticeandreliabilityandveracityinthelarge-scaleexfll'n，ensurethedataintegrity，correctrlessandant

3、i—denyafterthestudenthanding0ntheiranswerpaper，andensurethedatatransportsecurityinthenetwork．Afterwidesurveyofonlineexamsystems，thepaperanalyzedthearchitectureoftheonlineexanlanditsspecialcharacter．Thepaperdiscussedthesystemrequirementoftheonlineexamsecuritysystemandcompletedthesystemdes

4、ignanditsimplementationonthebaseofsystemrequirement．Inaddition，thepaperalsodiscussedtheimplementationofsomekeyproblemsinsystemsecurity．Intheprocessoftheonlineexamsecuritysystemdevelopment,weimplementedsomespecialsecuritytechnologiesofonlineexalnbysubmittingdatatoserverintimeandchangingop

5、eratingsystemconfiguration．Weusedidentityauthentication，datacryptoanddigitalsignbyBJCASecXmodulesanditsrelatedAPI，toimplementstudentfingerprintveri即ngbyfingerprinttechnology．Themethodandprocessofthesystemrequirement，systemdesignanditsimplementationoftheOnlineExamSystemprovideaneffectivea

6、ndintegratedsolutiontotheonlineexanlsecurityproblemsinmodemdistanceeducation．Keywords：onlineExam，distanceeducation，cryptography，PKI2北京邮电大学硕士论文网络考试系统安全性的研究和实现论文中缩略语API⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯应用编程接口AES⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯高级加密标准B／S⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯浏览器／服务器BJCASecX⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯

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