文档介绍：摘要
随着计算机网络的普及和发展, 的普遍使用,使计算机应用更加广泛与深入。现今,信息已经成为社会生活的核心,资源共享与网上交流不断增加,人们在享受互联网带来巨大便利的同时,也面临着网络安全的极大威胁;各种针对网络的攻击不断出现,网络被非法入侵的案例更是层出不穷,它能使计算机网络数据和文件丢失、系统瘫痪,严重地影响了网络信息的安全;因此,提高计算机网络安全防范意识是非常迫切的。该文简单地分析了计算机网络存在的安全问题,并且探讨了一些安全防范措施,其中,重点论述了防火墙技术在网络安全中的功能作用,以及防火墙的技术原理和各种类型。并且从管理和技术两方面就加强计算机网络安全提出了针对性建议。
关键词:计算机网络安全防范措施防火墙
Abstract
With the popularization and development works, particularly the widespread use of to make more extensive and in-puter applications. Today, information has e the core of social life, resource sharing and online exchanges continue to increase, people in the enjoyment of the has brought great convenience, but also faces a serious threat work security; a variety of attacks against the work, work is the case of the illegal invasion is endless, it enables work data and file loss, system failures, has seriously affected the security work information; Therefore, raising awareness work security is very urgent. In this paper, a simple analysis work security problems, and discuss a number of safety precautions, which focuses on the firewall technology in the functional role work security, and the principles and various types of firewall technology. And from the management and technical aspects to work security made specific mendations.
Keyword: Computer, Network security, Preventive measures, Firewall
目录
摘要 1
1 引言 3
2 计算机网络安全概述 3
影响计算机网络安全的因素 3
计算机