NFC devices are connected through a dialogue, where one is the Initiator and the other the destination. It works at a distance of maximum 15 centimeters and takes about 200 microseconds to establish connection.

- Identity -Access - Loyalty cards -Payments

This technology is a form of wireless communication between a reader and a transmitter; radio waves are used to create communication between these devices.

It is very simple; a receiver sends a signal within a given perimeter. When a tag encounters these waves, the reader interprets the code and performs the corresponding instructions.