Fecha de publicación: 04/01/2019 Fuente: Wipo "IOT" The invention discloses an Internet-of-Things (IOT) device credential distribution method, a user terminal, a user subscription authentication management unit and a medium. The invention aims to solvethe problem of the complicated distribution of existing IOT device credentials. The method used for the user terminal includes the following steps that: IOT device credential request information is sent to a user subscription authentication management unit, so that the user subscription authentication management unit can be made to generate the network side IOT device credential of an IOT device;the device side IOT device credential of the IOT device is generated; the device side IOT device credential is sent to the IOT device, so that the IOT device receives the device side IOT device credential; and the IOT device is in communication connection with the user terminal.