由于计算机技术和互联网技术的不断进步,人们的生活水平也在逐渐提高。这就说明,网络不仅仅给人们带来了很大的方便,而且也会有一定的安全问题。当然在这个信息化水平很好的情况下,网络的安全需要人们高度重视。防火墙技术是当今社会为了维护互联网安全的重要技术之一,也是确保网络安全的保障。这篇文章主要是针对防火墙技术的特点以及功能进行了研究,而且通过提升专业技术来确保计算机网络的安全。 As the computer technology and Internet technology continue to progress, people’s living standards are also gradually increased. This shows that the network not only brought great convenience to people, but also have some security issues. Of course, in this case of good information technology, the safety of the network needs people to attach great importance. Firewall technology is one of the important technologies in today’s society in order to maintain Internet security, and it is also a guarantee to ensure network security. This article mainly focuses on the features and functions of firewall technology, and also improves the security of computer networks by enhancing the professional skills.