Patent ID: 11937077
Assignee: NOKIA TECHNOLOGIES OY
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. User Equipment (UE) comprising:
a Universal Subscriber Identity Module (USIM), the USIM being configured to store UE configuration parameters for the UE;
at least one processor; and
at least one memory storing instructions that, when executed by
the at least one processor, cause the UE to perform at least:
receiving, from an Access and Mobility Management Function (AMF) element, a Non-Access Stratum (NAS) message having a container that includes a UE configuration parameter update for the UE, at least a portion of the UE configuration parameter update being encapsulated in a secured packet of the NAS message;
performing a first security check to verify the secured packet of the NAS message;
if the first security check is successful, forwarding the secured packet of the NAS message to the USIM;
performing, using the USIM, a second security check to verify the portion of the UE configuration parameter update encapsulated in the secured packet of the NAS message; and
if the second security check is successful, updating, using the USIM, one or more of the UE configuration parameters stored in the USIM based on the portion of the UE configuration parameter update encapsulated in the secured packet of the NAS message.