| 电磁信息泄漏研究及进展 |
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| 引用本文： | 丁国良,赵强,陈家文,刘昌杰.电磁信息泄漏研究及进展[J].军械工程学院学报,2008,20(6):65-67,72. |
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| 作者姓名： | 丁国良 赵强 陈家文 刘昌杰 |
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| 作者单位： | 军械工程学院计算机工程系,河北石家庄050003 |
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| 基金项目： | 国家高技术“863”计划项目(2007AA01Z454) |
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| 摘 要： | 分析了电磁信息泄漏的机理,介绍了电磁信息泄漏的发展历史和趋势,阐述了电磁信息泄漏的基本概念和主要研究内容。针对P89C668单片机实现的DES密码系统,采用差分电磁分析的方法对其进行密码破译实验,获得了DES第16轮48 bit子密钥。
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| 关 键 词： | 电磁信息泄漏 差分电磁分析 泄漏发射 标准加密算法 |
Research on the EM Information Leakage |
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| DING Guo-liang,ZHAO Qiang,CHEN Jia-wen,LIU Chang-jie.Research on the EM Information Leakage[J].Journal of Ordnance Engineering College,2008,20(6):65-67,72. |
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| Authors: | DING Guo-liang ZHAO Qiang CHEN Jia-wen LIU Chang-jie |
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| Institution: | DING Guo-liang,ZHAO Qiang,CHEN Jia-wen,LIU Chang-jie(Department of Computer Engineering,Ordnance Engineering College,Shijiazhuang 050003,China) |
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| Abstract: | The mechanism of EM information leakage is analyzed.Then the development status and trend of this technique are expounded,and concept of information leakage and content of research are discussed.Finally,with the cryptographic system realized by P89C668 microcomputers and encrypted with DES,the 48-bit sub-key of the round 16 of DES is obtained by Differential Electromagnetic Analysis(DEMA). |
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| Keywords: | EM information leakage DEMA compromising emanation DES |
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