如何在安全的计算机网络环境下办公成为计算机网络技术的一个重要领域,尤其是局域网安全问题。现在的企业单位都有自己的局域网,企业单位的核心数据也在局域网上,核心数据关系着企业单位的生死存亡,一旦出现问题后果不堪设想。本文从内部局域网信息安全管理出发,提出了基于局域网安全的保障措施。 How to work in a secure computer network environment has become an important area of ​​computer network technology, especially LAN security issues. Now the business units have their own LAN, business unit’s core data is also on the LAN, the core data related to the life and death of business units, once the consequences of disastrous consequences. This article from the internal LAN information security management, proposed security measures based on LAN security.