Fecha de publicación: 11/01/2023 Fuente: Wipo "IOT" A method by an IoT device includes hosting a MUD file and local memory of the IoT device, and exposing content of the MUD file from the local memory of IoT device is a CoAP resource. A related method by a MUD manager includes receiving using CoAP from an IoT device a URL advertising location of a MUD file stored in local memory of the IoT device, and getting content of the MUD file from the local memory of the IoT device using CoAP. A related method by a LwM2M server includes receiving a registration command from a LwM2M client for an IoT device using CoAP. determining a policy to be used to control communications with the IoT device, determining content of a MUD file based on the policy that is determined, and providing the content of the MUD file to the LwM2M client for the IoT device using CoAP.