| A New Mechanism Based on Similar Clouds Watermark for Database’s Information Security |
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| 引用本文： | HUANG Min ,CAO Jia-heng ,PENG Zhi-yong ,ZENG Cheng . School of Computer,Wuhan University,Wuhan ,Hubei,China, . The State Key Laboratory of Software Engineering,Wuhan University,Wuhan ,Hubei,China.A New Mechanism Based on Similar Clouds Watermark for Database’s Information Security[J].武汉大学学报：自然科学英文版,2004(4). |
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| 作者姓名： | HUANG Min CAO Jia-heng PENG Zhi-yong ZENG Cheng . School of Computer Wuhan University Wuhan Hubei China . The State Key Laboratory of Software Engineering Wuhan University Wuhan Hubei China |
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| 作者单位： | HUANG Min 1，CAO Jia-heng 1，PENG Zhi-yong 2，ZENG Cheng 1 1. School of Computer，Wuhan University，Wuhan 430072，Hubei，China; 2. The State Key Laboratory of Software Engineering，Wuhan University，Wuhan 430072，Hubei，China |
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| 基金项目： | SupportedbytheNationalNaturalScienceFoundationofChina(60 2 730 72 )and 863Hi techniqueResearch (2 0 0 2AA4Z3450 ) |
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| 摘 要： | 0 IntroductionDatabase’sinformationsecurityisahotpointinrecentre searchandmostofstudiesaboutitconcentrateonDBMS(e.g .securitymodel,useridentificationandaccesscontrol,etc) .Howeverwiththedevelopmentofnetworkanddataminingtech nology ,thedataindatabaseneedsmoreandmoreeffectivecopy rightprotection1 3] anddigitwatermarktechnologyprovidesaneffectivesolutionfortheproblem .Itbecomesanewissuetoman agethedata’scopyrightthroughdigitwatermark4] .Digitwatermarktechnologycanconfirmthedata’sowner sh…
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