Cloud-based discovery service for end-user devices

A system comprising:

• a server comprising:
• a network interface configured to couple to at least one network;
• at least one processor coupled to the network interface;
• and
• a computer-readable medium coupled to the processor and storing instructions to manipulate the at least one processor to execute a discovery service, the discovery service configured to:
• register a display device of a plurality of display devices based on a unique identifier of the display device;
• assign the display device to a discovery group, the discovery group associating the display device with other display devices of the plurality of display devices that are permitted by the discovery service to connect to an input device;
• generate a discovery key code unique to the display device within the discovery group;
• assign the discovery key code to the display device;
• and
• transmit, via the network interface, the discovery key code to the display device for display on the display device.