Patent ID: 11949668
Assignee: VERIZON PATENT AND LICENSING INC.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A method, comprising:
receiving, from a user device and by a first device, a registration request that comprises a subscription concealed identifier (SUCI);
forwarding the SUCI to a subscriber identity de-concealing function (SIDF) device to decode the SUCI;
decoding, by the SIDF device, the SUCI to identify a subscription permanent identifier (SUPI);
transmitting, by an authentication server function (AUSF) device, an authentication request to a second device to obtain authentication information associated with the user device;
receiving, by the AUSF device, the authentication information; and
authenticating the user device based on the received authentication information.