Interworking service for the restful internet of things

A first entity for a service providing service capabilities to applications through a set of Application Programming Interfaces (APIs), the first entity comprising circuitry configured to:

• receive, from a second entity, the second entity being hosted by an IoT device, a first message comprising information regarding the second entity which is to be shared with an IoT server and being sent in a first protocol;
• add, to a repository of device information, the information regarding the second entity, the information regarding the second entity being derived from the information of the first message received from the second entity;
• select, based on a repository of server information, the repository of device information, and a policy, a third entity, wherein the third entity is compatible with the second entity and is IoT server-hosted;
• send, to the third entity selected according to the policy, a second message, the second message being sent in a second protocol and requesting registration at the third entity of the second entity;
• and
• receive, from the third entity, a response to the second message, the response being sent in the second protocol and indicating whether the second entity has been registered at the third entity.