Mediation server registering identification information for first communication apparatus and performing mediation communication between service provider server and second communication apparatus

摘要

The mediation server registers identification information and authentication information to be associated with each other when a registration request is received from a first communication apparatus. The authentication information is for the first communication apparatus to be authenticated for using a first utilization target. The identification information is for using the second utilization target. The server outputs the identification information to an outputting destination without outputting the authentication information. The outputted identification information is available for a second communication apparatus. The server performs, in a case where a first utilization request including the identification information is received from the second communication apparatus, mediation communication in which a specific service from the service provider server to the second communication apparatus is mediate. The mediation communication includes first communication with the service provider server, and second communication with the second communication apparatus. The second communication is performed without using the authentication information.