A way of updating IoTThe Internet of Things. A broad term covering many different applications where "things" are interconnected through the internet. devices by sending a new softwareIn this context, "software" refers to functions in an IoT device that are implemented by running instructions through some kind of processor. It's distinct from "hardware," where functions are built into a silicon chip or some other component. package wirelessly to the device. But the concept is valid also for devices that aren’t updated wirelessly.
Inside the Internet of Things - Bryon Moyer Blog