Patent ID: 11937080
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 16:
17. A computer program product comprising computer-executable instructions stored on a non-transitory computer-readable medium, wherein when executed by one or more processors, the computer-executable instructions cause an apparatus to:
receive, every time a new authentication algorithm is generated by a remote server, a first message from the remote server, wherein the first message comprises network access application (NAA) authentication parameter update information, a first issuer security domain profile (ISD-P) identifier, and an authentication algorithm program;
update, in response to the first message, authentication information of a profile corresponding to the first ISD-P identifier based on the authentication algorithm program and the NAA authentication parameter update information;
detach from a network; and
re-attach to the network based on updated authentication information of the profile.