The security mode and architecture of product data management system are studied.The hidden security trouble is analyzed,and some corresponding solutions are put forward.Furthermore,a data storage encryption scheme is introduced,which has been applied in
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陶以政,吴志杰,唐定勇,李兴兰.产品数据管理系统中数据安全性研究[J]. Journal of Terahertz Science and Electronic Information Technology ,2005,3(4):