计算机网络技术的发展无疑给人们带来了十分巨大的便利,但随之而来的网络安全问题也面临着越来越严重的威胁,对个人、企业和国家的信息及财产安全造成了严重危害,因此必须加强计算机网络安全系统的构建,以充分保障信息和财产的安全性。本文对计算机网络安全的概念进行了阐述,对传统网络存在的安全隐患进行分析,提出了企业级网络建设的安全方案,并对此方案进行了验证。 The development of computer network technology undoubtedly brought great convenience to people, but the ensuing cyber security problems also face more and more serious threats to the personal, business and national information and property safety caused serious harm Therefore, we must strengthen the construction of computer network security system to fully protect the security of information and property. This article elaborates the concept of computer network security, analyzes the security risks existing in traditional networks, puts forward the security scheme of enterprise network construction, and verifies this scheme.