As used in this publication, user or industrial devices that are connected to the internet. IoT devices include sensors, controllers, and household appliances.
Sources:
NIST SP 1800-16B
under Internet of Things (IoT)
NIST SP 1800-16C
under Internet of Things (IoT)
The network of devices that contain the hardware, software, firmware, and actuators which allow the devices to connect, interact, and freely exchange data and information.
Sources:
NIST SP 800-172
NIST SP 800-172A