Patent ID: 8745398

Claim:
A method comprising: receiving, by a ZigBee coordinator of a network device and from a ZigBee sensor of another device, a watermark image associated with a vendor, the vendor being associated with the other device; authenticating, by the network device, the vendor of the other device by validating the watermark image associated with the vendor; transmitting, by the network device and based on the authenticating the vendor of the other device by validating the watermark image associated with the vendor, first information, to the Zigbee sensor of the other device, indicating that the watermark image associated with the vendor is validated; receiving, by the ZigBee coordinator of the network device and from the ZigBee sensor of the other device, a watermark image associated with a product related to the other device and provided by the vendor; authenticating, by the network device, the other device by validating the watermark image associated with the product; transmitting, by the network device and based on the authenticating the other device by validating the watermark image associated with the product, second information, to the Zigbee sensor of the other device, indicating that the watermark image associated with the product is validated; and authorizing, by the network device, a service for the other device, over a ZigBee network when the watermark image associated with the vendor and the watermark image associated with the product have been successfully validated.