当前,计算机网络技术已经被应用到各行各业,逐渐成为人们日常生活及工作中不可或缺的重要内容。但是,其在使用过程中,常出现各类安全问题,使用户信息或资料泄露。因而,计算机网络信息系统安全管理极为重要,要加大对该项工作重视度。本文主要论述计算机网络信息安全特点及威胁,并提出具体强化对策。 At present, computer network technology has been applied to all walks of life, and gradually become an indispensable and important content in people’s daily life and work. However, in the course of its use, various safety problems often occur, so that user information or data leakage. Therefore, the safety management of computer network information system is extremely important, we must increase the emphasis on the work. This article mainly discusses the characteristics and threats of computer network information security, and puts forward some concrete countermeasures.