资源描述：
《一种面向drm的责任授权模型及其实施框架》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、ISSN1000-9825,CODENRUXUEWE-mail:jos@iscas.ac.cnJournalofSoftware,Vol.21,No.8,August2010,pp.2059−2069http://www.jos.org.cndoi:10.3724/SP.J.1001.2010.03646Tel/Fax:+86-10-62562563©byInstituteofSoftware,theChineseAcademyofSciences.Allrightsreserved.∗一种面向DRM的责任授权模型及其实施框架1,3,4+31,2钟勇,秦小麟,刘凤玉1(
2、南京理工大学计算机科学与技术博士后流动站,江苏南京210094)2(南京理工大学计算机科学与技术学院,江苏南京210094)3(南京航空航天大学信息安全研究所,江苏南京210016)4(佛山科学技术学院信息与教育技术中心,广东佛山528000)ObligationAuthorizationModelandItsImplementationFrameworkforDRM1,3,4+31,2ZHONGYong,QINXiao-Lin,LIUFeng-Yu1(PostdoctoralStationofComputerScienceandTechnology,NanjingUn
3、iversityofScienceandTechnology,Nanjing210094,China)2(SchoolofComputerScienceandTechnology,NanjingUniversityofScienceandTechnology,Nanjing210094,China)3(InstituteofInformationSecurity,NanjingUniversityofAeronauticsandAstronautics,Nanjing210016,China)4(InformationandEducationalTechnologyCe
4、nter,FoshanUniversity,Foshan528000,China)+Correspondingauthor:E-mail:zhongyong1970@126.com,http://datasecu.fosu.edu.cnZhongY,QinXL,LiuFY.ObligationauthorizationmodelanditsimplementationframeworkforDRM.JournalofSoftware,2010,21(8):2059−2069.http://www.jos.org.cn/1000-9825/3646.htmAbstract
5、:DuetotheabsenceofactualobligationdescriptionandimplementationabilitiesinexistingDRM(digitalrightsmanagement)mechanism,thispaperpresentsanobligationauthorizationmodelanditsimplementationframeworkthatcanbeappliedinDRM.ThemodelisbasedondistributedtemporallogicandActive-U-Datalogrules,which
6、empowersthemodeltoexpressevent-driven,time-driven,obligationcompensationandothersemanticsofobligationdescriptions,andalsogivethemodelafavorablefeasibilityofimplementation.Thesemanticsandsyntaxofthemodelareanalyzedandexplained.Andtheimplementationmechanismofthemodelisdiscussed.Finally,the
7、implementation,applicationandexpressivenessofthemodelareshowedandillustrated.ThemodelimprovestheflexibilityandcapabilityofusagecontrolofdatainDRMsystem.Keywords:obligationmodel;usagecontrol;digitalrightsmanagement;Dataloglanguage;accesscontrol摘要:针对现有的DRM(digitalrightsmana
