摘要
目前随着计算机网络的普及,在各行各业都进入网络的同时,计算机安全问题越来越引起人们重视。主要讲解防火墙在网络安全中的作用,首先了解防火墙的概念及其分类,防火墙能够抵御的威胁,防火墙如何抵御这些安全威胁,最后说明防火墙存在的优势和不足。
At present, with the popularization of computer network, in all walks of life into the network at the same time, the computer security problems causes by more and more people to pay attention to. This paper mainly explains the firewall in network security role, firstly understands the concept and classification of firewall. Firewall is able to resist the threats and how the firewall defense against these threats, the advantages and disadvantages of the firewall.
出处
《电脑开发与应用》
2012年第9期67-68,71,共3页
Computer Development & Applications
关键词
防火墙
安全防御
网络
firewall, security defense,network
