US Patent 10499246 Hardware identification-based security authentication service for IoT devices

A method, a device, and a non-transitory storage medium are provided to store a hardware identifier that uniquely identifies the IoT device; perform an attachment procedure with a wireless network, wherein the attachment procedure includes authenticating the IoT device by the wireless network and establishing a bearer connection; establish a secure channel with a first network device via the bearer connection, in response to successfully completing the attachment procedure; transmit, to the first network device, a first request to authenticate the IoT device, wherein the first request includes the hardware identifier; receive, from the first network device, a first response that indicates whether the IoT device is authenticated; determine that the IoT device is authenticated based on the first response; and transmit, to the first network device, a second request for a key in response to a determination that the IoT device is authenticated.