Patent ID: 11924641
Assignee: NOKIA TECHNOLOGIES OY
Field: Digital communication (Electrical engineering)
Classification: CPC G  H | IPC H

Claim 0:
1. A method comprising:
receiving at an authorization entity in a communication system comprising a service-based architecture a request from a service consumer in the communication system for access to a given service type;
obtaining at the authorization entity an access token that identifies (i) a network function repository function (NRF) of the communication system which generated the access token and (ii) a plurality of different service producers offering services of the given service type determined utilizing a discovery process performed by the NRF, the plurality of different service producers comprising network entities of the service-based architecture in the communication system; and
sending the access token from the authorization entity to the service consumer;
wherein the access token comprises an audience claim field specifying network entity instance identifiers for the plurality of different service producers.