浅析防火墙在网络安全中的作用  

A Brief Analysis of the Effect of Firewall in Network Security

作　　者：王岩[1] 

机构地区：[1]吉林建筑工程学院网络中心,长春130118

出　　处：《吉林建筑工程学院学报》2011年第5期67-69,共3页Journal of Jilin Architectural and Civil Engineering

摘　　要：21世纪全世界的计算机都将通过Internet联到一起,信息安全的内涵也就发生了根本的变化.它不仅从一般性的防卫变成了一种非常普通的防范,而且还从一种专门的领域变成了无处不在的网络安全技术.本文对防火墙安全技术的分类及其主要技术特征进行了比较详细的论述.In 21st century,computers of all over the world will league together through the Internet,so the connotation of the information security has fundamentally changed.It not only has been changed from general defense to a very ordinary guard,but also has been changed from a kind of special field to a field that exists everywhere.In this dissertation,the classification and main feature of the firewall security technology will be expounded amply.

关 键 词：网络安全 防火墙技术特征 包过滤路由器 应用层网关 

分 类 号：TP393.08[自动化与计算机技术—计算机应用技术]