| 基于入侵检测系统snort的BM模式匹配算法的研究和改进 |
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| 引用本文： | 王浩,周晓峰.基于入侵检测系统snort的BM模式匹配算法的研究和改进[J].计算机安全,2009(2):38-40. |
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| 作者姓名： | 王浩 周晓峰 |
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| 作者单位： | 1. 河南大学,计算机与信息工程学院,河南,开封,475004
2. 黄河水利职业技术学院,河南,开封,475004 |
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| 摘 要： | 首先分析了在入侵检测系统中最为常见的BM模式匹配算法,并在此基础上提出了对BM模式匹配算法的改进,经过统计分析,针对在英文文章中有词根,词缀的特点,该算法有效地减少了在此情况下的匹配时间,提高了匹配的效率。
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| 关 键 词： | snort BM模式匹配算法 入侵检测系统 |
Research and Improvement of BM Pattern Matching Algorithm Based Instrusion Detection System Snort |
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| WANG Hao,ZHOU Xiao-feng.Research and Improvement of BM Pattern Matching Algorithm Based Instrusion Detection System Snort[J].Network & Computer Security,2009(2):38-40. |
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| Authors: | WANG Hao ZHOU Xiao-feng |
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| Affiliation: | 1.Department of Computer Science and Technology college;Henan university;Kaifeng;Henan 475004;China;2.Yellow river conservancy technical institute;China |
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| Abstract: | We analysed the most widely used BM pattern Matching algorithm on Instrusion Dection System at the beginning,and then,an improved pattern Matching algorithm was given.On analyzing the postfix profile of English thesis ,the improved algorithm reduced the matching time,and arised the efficiency of it. |
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| Keywords: | snort |
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