摘要： 对防火墙过滤规则之间的联系和可能存在的异常作了深入的研究,给出了一种能自动发现防火墙规则异常的技术和标准,便于规则的管理和维护,也消除了因管理员错误配置规则而造成的安全隐患。

关键词: 防火墙, 过滤规则, 异常, 规则树

Abstract: This paper makes in-depth research of relativity and anomaly of firewall filtering rules, and presents a set of techniques and algorithmsthat provide automatic discovery of firewall policy anomalies. It is easy to manage and vindicate rules, and also eliminates hidden trouble of securitythat is caused by error scheme of administrator.

中图分类号: 

• TP393.08