Abstract: Discovering and solving 5G network security threats is an important means to ensure the stable operation of 5G network and user data security. By summarizing the new features of 5G network, this paper analyzes the security challenges faced by 5G network, systematically discusses the methods of discovering 5G security threats, classifies 5G security threats from the perspective of functional architecture, outlines the solutions and disposal measures of security threats, and looks forward to the impact of related technologies on the discovery and resolution of future 5G security threats. This paper aims to provide a reference framework for researchers and practitioners to discover and resolve 5G security threats.

Key words: 5G security challenges, threat detection methods, security threat classification, threat disposal measures

摘要： 发现及解决5G网络安全威胁是保障5G网络的稳定运行和用户数据安全的重要手段.通过概述5G网络的新特征，分析了5G网络所面临的独特安全挑战，系统地探讨了5G安全威胁发现方法，从功能架构的角度对5G安全威胁进行分类，概述了安全威胁的解决方法与处置措施，并展望相关技术对未来5G安全威胁发现及解决的影响，旨在为研究人员和实践者提供一个5G安全威胁发现与解决方法的参考框架.

关键词: 5G安全挑战, 威胁检测方法, 安全威胁分类, 威胁处置措施