在高速信息化发展的今天,计算机网络应用使用已经成为人们生活中必不可缺的一部分。随着计算机技术的发展与系统连接能力提高,计算机被广泛使用在社会生活的各个领域。然而,计算机网络安全问题也开始变的日益复杂,越来越多的计算机网络安全问题暴露出来,这直接影响了人们正常使用计算机网络。为了探讨研究计算机网络安全技术,本文分析了计算机网络安全存在的问题以及产生的原因,对网络安全技术进行了具体的归纳总结。 In today’s high-speed information technology development, the use of computer network applications has become an indispensable part of people’s lives. With the development of computer technology and the improvement of system connectivity, computers are widely used in all fields of social life. However, the problem of computer network security has also begun to become increasingly complex, more and more computer network security issues are exposed, which directly affects people’s normal use of computer networks. In order to explore the research of computer network security technology, this paper analyzes the existing problems and causes of computer network security, and summarizes the network security technology.