由于科技的进步,网络已经应用的越来越广,与网络安全相关的问题也同时出现。本文作者根据对计算机网络的安全造成威胁的几点因素,总结出对计算机网络安全防范的必要措施前言计算机网络被应用于各行各业了,网络与人们的日常生活密切相关。网络运用的越多,相关出现的网络安全问题也就越来越多,计算机网络安全问题也就必须得到重视。在计算机应用的过程中首先要了解网络安全的重要性,以及不安全的因素和防范措施,以免给自己和集体带来不必要的损失。 Due to the progress of science and technology, the network has been more and more widely used, and problems related to network security also appear at the same time. According to several factors that threaten the security of computer network, the author summarizes the necessary measures to prevent computer network security. Preface Computer network is applied to all walks of life, the network is closely related to people’s daily life. The more networks are used, the more cybersecurity issues arise. The issue of computer network security must also be taken seriously. In the process of computer application, we must first understand the importance of network security, as well as unsafe factors and preventive measures to avoid unnecessary losses to themselves and the collective.