摘要
在短短的几年时间里,从以提供和保证网络联通性为主要目标的第一代Internet技术向以提供网络数据信息服务为特征的第二代Internet技术,在到第三代以internet互联技术为基础的信息网络时代。所有这些,都促使了计算机网络互联技术迅速的大规模使用,极大地方便了各种计算机联网,拓宽了共享资源。同时也突出了一个很严重的问题,那就是网络安全的问题。
In just a few years time,from the first generation of interner technology to provide and guarantee the network connectivity as a major objective of to the second generation of interner technologyto provide network data for the characteristics of information services until the third generation of internettechnology to internet-based information network era.All These Things are connected to the computer networks of large-scale use of rapid technological. Greatly facilitate a variety of computer networking. Broaden the sharing of resources. At the same time,A very serious problem was highlighted that is the problem of network security.
出处
《信息与电脑（理论版）》
2009年第7期8-8,共1页
China Computer & Communication
关键词
网络
安全
防火墙
network
security
firewall
