随着通信网络规模逐渐扩大其结构也越来越复杂。通信网络业务不断推陈出新,随着新产品的推出,网络安全问题日渐突出且面临着巨大的威胁。网络安全是移动通信系统得以发展的关键所在,是通信领域的专家、学生长久以来的研究重点与热点。文中就目前移动通信网络面临的安全威胁进行了分析,并提出了几点确保其安全措施,以加强移动通信网络的安全。 With the gradual expansion of the size of the communication network, its structure has become more and more complicated. With the continuous development of the communication network business, with the introduction of new products, network security problems have become increasingly prominent and are facing tremendous threats. Network security is the key to the development of mobile communication system. It is a field of communication experts and students for a long time focus and hot spots. In this paper, the current threats to mobile communications networks are analyzed, and some measures are put forward to ensure their security measures to enhance the security of mobile communications networks.