摘要
目前运用网络传递信息已经被人们广泛接受 ,提高网络数据传输安全性已成为人们关心的焦点问题。本文就新兴的 VPN(虚拟专用网 )技术作了较全面的探讨和研究 ,论证了 VPN技术具有较高的安全性能 ,对 VPN技术使用的“隧道”方式和各类协议及加密方法进行了分析、对比。提出了支持 VPN的三种服务平台 ,以及实现 VPN的关键技术。在阐明 VPN是一项安全可靠的技术的同时 ,也找出了一些使用 VPN时存在的安全隐患 。
This days people like transmitting information with internet, the safety of network has been focal point. In this paper VPN technique has been discussed and studied fully, the safety superiority of VPN are expounded, especially 'tunnel' manner and many kinds of protocol and encryption are analyzed, the three service stages and the key technique of VPN has been pointed out. VPN is a safe technique that is clarified in detail, at the same time the hidden trouble of safety in using VPN is found out and solution about it is raised.
出处
《电气电子教学学报》
2003年第6期46-49,55,共5页
Journal of Electrical and Electronic Education
