防火墙在网络安全中的应用探讨

随着信息网络的不断发展,网络信息安全问题形成了新的挑战,除需要针对来自外部环境的攻击与入侵外,还需要对内部产生的威胁进行防御与消除。防火墙(FireWal)l技术的引入给予管理和提高网络的安全性提供了一个必要和便捷的方式。本文通过一个实际工作例子论述了防火墙采用的主要技术,并从防火墙部署的位置详细阐述了防火墙选择标准以及安全体系的构成。

The Application of the Firewall in Network Security

With the development of information network development, network information security problems in the formation of a new challenge, in addition to the need for external attack and invasion, but also the need for internal defense and eliminate the threat. Firewatt （ Firewall ） technology is introduced to manage and improve network security provides a necessary and convenient way. In this paper, through a practical example of firewall technology, and from the firewall in detail the location of the deployment of flrewall choice standard and security system.