公开(公告)号：US11652646B2

公开(公告)日：2023-05-16

申请号：US17119914

申请日：2020-12-11

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Bidi Ying ,  Xu Li

IPC: H04L9/32 ,  H04L9/08

CPC classification number: H04L9/3263 ,  H04L9/0825

Abstract: Systems and methods for key management. An aspect of the disclosure provides for a key management system including an authenticating function, a key-management function, and at least one function. The system provides for separation of authentications and key-management functions. The authenticating function configured for receiving an authentication request associated with a terminal device (TD), authenticating the request, and sending an authentication response to the at least one function. The key-management function configured for receiving a key request associated with the TD, generating a key according to the key request, and sending the key to the at least one function. The at least one function configured for receiving a request for service, sending, to the authenticating function, the authentication request, and receiving, from the authenticating function, the authenticating response.