This paper analyzes and compares the existing situational awareness methods and proposes a network security situational awareness model based on log audit and performance correction algorithm.
文章分析和比较了目前的安全态势评估方法，提出了一种基于日志审计与性能修正算法的网络安全态势评估模型。
So IDS can extract security mode rules from the log audit data.
入侵检测系统可以从日志审计数据中提取安全模式规则。
In network system there is a large amount of log audit data which contain much information related to security.
网络系统中存在大量的日志审计数据，在这些日志审计数据中含有许多与安全有关的信息。
The facets of customer verification, access control, authority management, log audit, data encryption, digital signature are researched and implemented to some extent.
具体对身份认证、访问控制、权限管理、日志审计、数据加密、数字签名等方面进行了研究和一定程度的实现。
With the expanding of network size, the transacting capability of the single log server in log audit system is limited, which has already become the bottleneck of that system.
随着网络规模的扩大，日志审计系统中单个日志服务器受到处理能力的限制，已经成为系统的瓶颈。
However, as the amount of the log audit date is too large, we can apply data mining technology into security mode rule extraction.
但由于这些日志审计数据量非常庞大，因此采用数据挖掘技术从中进行安全模式规则的提取。
However, as the amount of the log audit date is too large, we can apply data mining technology into security mode rule extraction.
但由于这些日志审计数据量非常庞大，因此采用数据挖掘技术从中进行安全模式规则的提取。
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