本文为IMS的AKA鉴权机制，主要讲解了IP多媒体子系统、认证和密钥协商、会话初始协议、接入认证机制，同时也涉及到安全机制，并有对这些过程的更加深入的探讨。



讲的很详细，是初学者的好材料，通俗易懂，很好掌握。-The article IMS AKA authentication mechanisms, mainly on the IP Multimedia Subsystem, authentication and key agreement, Session Initiation Protocol, access authentication mechanism, but also involves security mechanisms, and a more in-depth discussion of these processes . Talk in great detail, it is a good material for beginners, easy to understand, a good grasp.