改進BM算法及其在網(wǎng)絡(luò)入侵檢測中的應(yīng)用
發(fā)布時間:2018-09-19 08:22
【摘要】:傳統(tǒng)BM算法存在一些無用的比較,影響了字符串的匹配速度,降低了入侵檢測效率。為此,提出一種改進BM算法,并將其用于網(wǎng)絡(luò)入侵檢測系統(tǒng)的檢測引擎中。實驗結(jié)果表明,較采用BM算法的Snort檢測器,改進BM算法構(gòu)建的網(wǎng)絡(luò)入侵檢測系統(tǒng)可有效降低誤報率和漏報率,提高入侵檢測率與時間利用率。顯然,這對提升網(wǎng)絡(luò)入侵檢測系統(tǒng)的整體能力非常有用。
[Abstract]:The traditional BM algorithm has some useless comparisons, which affects the matching speed of strings and reduces the efficiency of intrusion detection. This paper presents an improved BM algorithm and applies it to the detection engine of network intrusion detection system. The experimental results show that compared with the Snort detector based on BM algorithm, the network intrusion detection system constructed by the improved BM algorithm can effectively reduce the false alarm rate and false alarm rate, and improve the intrusion detection rate and time utilization ratio. Obviously, this is very useful to enhance the overall capability of network intrusion detection system.
【作者單位】: 南京理工大學(xué);南京審計學(xué)院;南京聯(lián)迪信息系統(tǒng)有限公司;
【基金】:國家發(fā)改委發(fā)改辦[2012]3179號下一代互聯(lián)網(wǎng)絡(luò)掃描與補丁管理系統(tǒng)產(chǎn)業(yè)化項目基金資助
【分類號】:TP393.08
[Abstract]:The traditional BM algorithm has some useless comparisons, which affects the matching speed of strings and reduces the efficiency of intrusion detection. This paper presents an improved BM algorithm and applies it to the detection engine of network intrusion detection system. The experimental results show that compared with the Snort detector based on BM algorithm, the network intrusion detection system constructed by the improved BM algorithm can effectively reduce the false alarm rate and false alarm rate, and improve the intrusion detection rate and time utilization ratio. Obviously, this is very useful to enhance the overall capability of network intrusion detection system.
【作者單位】: 南京理工大學(xué);南京審計學(xué)院;南京聯(lián)迪信息系統(tǒng)有限公司;
【基金】:國家發(fā)改委發(fā)改辦[2012]3179號下一代互聯(lián)網(wǎng)絡(luò)掃描與補丁管理系統(tǒng)產(chǎn)業(yè)化項目基金資助
【分類號】:TP393.08
【參考文獻(xiàn)】
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