Near Field Communication
Formal
A protocol that enables smartphones and other devices to establish radio communication with each other by close proximity. (Near Field Communication) NFC has been overshadowed in IoT applications by other protocols such as BLE.
Practical
Short-range wireless communication between devices, used in applications such as contactless mobile payments, transport ticketing, and phone-as-key. Using NFC, consumers can pay for retail items simply by bringing their mobile phones into the range of the sensor and confirming the transaction. NFC has been overshadowed in IoT applications by other protocols such as BLE.
