新时期下,随着我国信息技术的蓬勃发展,3G移动通信已经在我国实现了广泛的推广和应用,但是其网络安全问题也逐渐受到公众和社会的重视。本文主要针对3G移动通信网络系统的网络安全进行分析和阐述,并且提出相关对策,希望给予我国通信行业以参考和借鉴。 Under the new era, with the vigorous development of information technology in our country, 3G mobile communication has been widely popularized and applied in our country, but its network security problem has also been paid more and more attention by the public and the society. This article mainly analyzes and expounds the network security of 3G mobile communication network system, and proposes relevant countermeasures, hoping to give our country’s communication industry a reference and reference.