Patent ID: 11902445
Assignee: VERIZON PATENT AND LICENSING INC.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 17:
18. A non-transitory computer-readable medium containing instructions executable by at least one processor, the computer-readable medium comprising one or more instructions for:
storing, by a Network Function (NF) producer of a wireless core network, a Network Repository Function (NRF) certificate for cryptographic exchanges;
receiving, by a NRF and from a NF consumer of the wireless core network, a service request;
binding, by the NRF, a digitally signed service request object to an authorization token, wherein the digitally signed service request object is based on a hash value of parameters in the service request;
sending, by the NRF to the NF consumer, a preliminary service response with the authorization token and the digitally signed service request object;
receiving, by the NF producer, the service request with the authorization token and the digitally signed service request object;
ensuring, by the NF producer, that the NF consumer is authorized to issue the service request by verifying the service request based on the NRF certificate, the authorization token, and the digitally signed service request object;
generating, by the NF producer and after the verifying, a service response that includes a digitally signed service response object; and
sending, by the NF producer, the service response to the NF consumer.