| 一种混合密码体制的数据库加密技术研究 |
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| 引用本文： | 房国志,刘焕武.一种混合密码体制的数据库加密技术研究[J].哈尔滨理工大学学报,2008,13(5). |
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| 作者姓名： | 房国志 刘焕武 |
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| 作者单位： | 哈尔滨理工大学测控技术与通信工程学院,黑龙江,哈尔滨,150040 |
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| 摘 要： | 针对如何能有效地保证数据库系统的安全以及实现数据的保密性、完整性和有效性问题,通过对非对称加密算法(RSA)和对称加密算法(Triple-DES)两种数据库加密方法进行了探讨,提出了一种混合加密算法,并且对混合算法性能进行了测试,该混合算法能很好的解决数据加密和密钥传输问题,而且算法的保密强度很高,运算效率与对称算法相当.
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| 关 键 词： | 数据库安全 数据库加密 三重DES算法 |
The Research of Database Encryption Based on Hybrid Cipher System |
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| FANG Guo-zhi,LIU Huan-wu.The Research of Database Encryption Based on Hybrid Cipher System[J].Journal of Harbin University of Science and Technology,2008,13(5). |
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| Authors: | FANG Guo-zhi LIU Huan-wu |
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| Affiliation: | FANG Guo-zhi,LIU Huan-wu(School of Measure-control Technology , Communication Engineering,Harbin University of Science , Technology,Harbin 150040,China) |
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| Abstract: | To solve the problem,how to protect the security of Database system and the security,integrality and validity of Data,by researching both of the algorithm,asymmetric algorithm(RSA) and symmetric algorithm(Triple_DES) of database encryption,we bring forward one kind of mixed encryption algorithm.Furthermore,by testing this algorithm,we find that the algorithm can effectively resolve the problems such as encryption and key transmission,that the algorithm has high secrecy intensity and the algorithm's operatio... |
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| Keywords: | RSA |
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