网络安全是一个复杂的课题 ,今天不再是单单解决安全技术问题 ,而且渐向更安全的安全战略演进。企业网络基础设施的计算机网络安全的重要性也受到越来越多的关注 ,拥有一个健全的安全策略 ,应该是所有企业网的要求。本文对安全技术进行了综合性介绍 ,结合网络安全技术和先进的网络产品的特性 ,提出实现安全企业网的一种策略。 Cybersecurity is a complex issue. Today, it is no longer just a matter of solving security technology issues, but also moving towards a safer security strategy. The importance of computer network security for enterprise network infrastructures is also receiving increasing attention, with a robust security policy that should be required by all enterprise networks. In this paper, a comprehensive introduction to security technology, combined with the network security technology and advanced network product features, put forward a strategy to achieve secure enterprise network.