高职院校校园网是一个复杂的网络，在支撑学校业务运营、发展的同时，面临的信息安全风险日益突出，成为 学校管理急需解决的问题之一。本文分析了高职院校校园网的网络特点和信息安全现状，提出在校园网构建“等级保护，区域 隔离，突出核心，纵深防御”的信息安全防护体系，并结合实践进行了探讨和分析，为校园网信息安全防护工作提供必要的参 考。

Vocational college campus network is a complex network. It faces with the increasingly prominent risk of information security while supporting the campus business operation and development. It becomes one of the urgent problems of school management. This paper analyzes the characteristics and information security situation of campus network in higher vocational colleges, proposes to build the information security protection system with "hierarchical protection, regional isolation, highlighted core, defense in depth. It combines with the practice to discuss and analyze, providing necessary reference for campus network information security and protection.