管理学 防火墙技术 释 firewall 防火墙技术 位于两个信任程度不同的网络之间（如企业内部网络和Internet之间）的软件或硬件设备的组合，对两个网络之间的通信进行控制，通过强制实施统一的安全策略，防止对重要信息资源的非法存取和访问以达到保护系统安全的目的。
网络与数据通信 网络管理与安全 释文 firewall 防火墙
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