现如今计算机网络已经成为人们生活中不可缺少的一部分,人们对计算机网络的安全也逐渐的重视起来,其中虚拟专用网络技术发挥出了非常重要的价值和作用,本文就对其进行分析和研究。本文首先对虚拟专用网络技术的特点及优势做了简单的介绍,然后对虚拟专用网络常用技术进行了分析,最后阐述了虚拟专用网络技术在计算机网络信息安全中的应用价值及趋势,希望能对我国网络安全的研究提供有价值的参考。 Nowadays, computer networks have become an indispensable part of people’s lives. People pay more attention to the security of computer networks. Virtual private network technology has played a very important role and value. This article analyzes and studies it. This paper first introduces the characteristics and advantages of virtual private network technology briefly, and then analyzes the commonly used technologies of virtual private network. Finally, it expatiates the application value and trend of virtual private network technology in computer network information security, China’s network security research provides valuable reference.