modsecurity是linux环境下非常优秀的开源防御web攻击软件，它可以防御针对apache的攻击，使用规则匹配，它的解码流程和匹配流程是很值得学习和借鉴。-modsecurity is a very good linux environment, open source software, Defense web attacks, it can be defensive attack against apache, using the rules match, its decoding