| 基于信息融合的网络安全态势评估模型 |
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| 引用本文： | 韦勇,连一峰,冯登国. 基于信息融合的网络安全态势评估模型[J]. 计算机研究与发展, 2009, 46(3) |
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| 作者姓名： | 韦勇 连一峰 冯登国 |
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| 作者单位： | 1. 中国科学技术大学电子工程与信息科学系,合肥,230027
2. 中国科学院软件研究所信息安全国家重点实验室,北京,100190 |
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| 基金项目： | 国家高技术研究发展计划(863计划) |
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| 摘 要： | 安全态势评估是近年来国内外在网络安全领域的研究热点之一.对已有的安全态势评估方法进行了详细分析和比较,针对网络安全中多数据源的特点,提出基于信息融合的网络安全态势评估模型,引入改进的D-S证据理论将多数据源信息进行融合,利用漏洞信息和服务信息,经过态势要素融合和节点态势融合计算网络安全态势,绘制安全态势曲线图,同时对态势计算结果进行时间序列分析,从而实现网络安全趋势的预测.最后利用网络实例数据,对所提出的网络安全态势评估模型和算法进行了验证,结果表明该模型比已有成果更加有效和准确.
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| 关 键 词： | 安全态势评估 信息融合 D-S证据理论 时间序列分析 预测 |
A Network Security Situational Awareness Model Based on Information Fusion |
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| Wei Yong,Lian Yifeng,Feng Dengguo. A Network Security Situational Awareness Model Based on Information Fusion[J]. Journal of Computer Research and Development, 2009, 46(3) |
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| Authors: | Wei Yong Lian Yifeng Feng Dengguo |
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| Affiliation: | Department of Electronic Engineering and Information Science;University of Science and Technology of China;Hefei 230027;State Key Laboratory of Information Security;Institute of Software;Chinese Academy of Sciences;Beijing 100190 |
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| Abstract: | Security situational awareness has become a hot topic in the area of network security research in recent years,which attracts the interest of more and more domestic and foreign researchers.The existing security situational awareness methods are analyzed and compared in detail.Considering the characteristics of multi-source information in network security research,a new network security situational awareness model based on information fusion is proposed.This model fuses multi-source information from a mass o... |
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| Keywords: | security situational awareness information fusion D-S evidence theory time series analysis forecast |
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