本科论文目 录摘 要........................................................................................................................IAbstract.....................................................................................................................II引 言.......................................................................................................................11 入侵检测与 Snort 概述..........................................................................................31.1 入侵检测系统概念.......................................................................................31.2 Snort 系统......................................................................................................31.3 Snort 的特点..................................................................................................31.4 Snort 规则......................................................................................................41.4.1 规则的结构..........................................................................................41.4.2 规则头部..............................................................................................51.4.3 规则选项..............................................................................................61.5 本章小结.......................................................................................................62 需求分析与总体设计............................................................................................72.1 必要功能需求分析.......................................................................................72.2 数据库的设计...............................................................................................72.3 Snort 的整体框架........................................................................................102.3.1 工作流程............................................................................................122.3.2 Snort 的运行...
