网络安全分析与VPN的关键技术

Analysis of Network Security and Key Technologies of VPN

本文首先分析在数据通信各个组成部分中存在的两类主要的网络安全问题,接着介绍了VPN的关键技术和该技术是如何解决上述这些网络安全问题的,最后简要说明VPN的优点及其应用领域。

This paper analyzes two chief kinds of network security problems while the data being exchanged from one part to another in the network. The key technologies of VPN and how to solve those network security problems by VPN are introduced. Finally, the article presents the advantages and several application areas of VPN.