摘要
随着计算机技术和通信技术的发展，计算机网络将日益成为工业、农业和国防等方面的重要信息交换手段，渗透到社会生活的各个领域。网络安全问题日益突出，为了提高网络的整体安全水平必须全方位的构建网络安全防护体系，本文介绍网络安全防护体系的构建过程，并描述网络安全防护体系结构。
Computer network is increasingly important in industry,agriculture and national defence communication with the development of computer and communication technology, and penetrating through any area of social life. The problem of network safety is increasingly important. To improve the whole level of network safety ,we must construct the safety system in general. We will introduce the process of constructing network safety system and subscribe the structure of safety system in this article.
关键词
信息安全
加密技术
入侵检测
安全审计
备份
information safety
encryption techniques
inbreak detection
safety audition
backup
