随着计算机网络技术的迅猛发展,信息化的程度越来越高,网络安全已经成为计算机领域所关注的焦点。本文旨在分析计算机网络面临的威胁和存在的安全隐患,并提出安全防范措施,维护计算机网络安全。 With the rapid development of computer network technology, the degree of information is getting higher and higher, and network security has become the focus of computer field. The purpose of this paper is to analyze the threats to the computer network and its existing security risks, and propose security precautions to maintain computer network security.