神马品牌网usb3.0集线器怎么安装:请翻译以下摘要
来源：百度文库 编辑：神马品牌网 时间：2024/04/28 14:59:41
随着计算机网络的飞速发展，网络已经深入人类生活的各个方面。网络在给人们带来便利的同时，也成为许多人特别是黑客的攻击目标。网络安全问题必将引起人们重视。防火墙技术作为目前用来实现网络安全措施的一种主要手段，它主要是用来拒绝未经授权用户的访问，阻止未经授权用户存取敏感数据，同时允许合法用户不受妨碍的访问网络资源。防火墙技术的核心思想是在不安全的网络环境中构造一个相对安全的子网环境. 为了创造相对安全的网络环境，我们需要了解防火墙的基本构件、类型及其防火墙的发展趋势。
论文主要是介绍该课题的研究背景，重点分析研究实现防火墙的技术和防火墙的配置。
关键词： 防火墙，分组过滤，代理，堡垒主机，分布式防火墙
Along with the computer network rapid development, the network already
penetrated each aspect which the humanity lived. The network while
brings the convenience to the people, also becomes many people
specially is hacker's attack goal. The network security question will
certainly to cause the people to take. The firewall technology uses
for as at present to realize the network security measure one main
method, it mainly is uses for to reject without authorization user's
visit, prevents without authorization the user access sensitive data,
simultaneously permits the validated user not the visit network
resources which hinders. The firewall technology core thought is in
the unsafe network environment a structure relative security sub- net
environment In order to create the relative security the network
environment, we need to understand the firewall the basic component,
the type and its the firewall development tendency. The paper mainly
is introduced this topic the research background, the key analysis
research realizes the firewall technology and the firewall
disposition