Near Field Communication
NFC standards is used for establish a radio communication with in the area,Which uses RFID(Radio Frequency Identification) to share your files in full duplex mode.It is advanced of Bluetooth and WiFi connection.It traces and list outs the information about users those are using NFC with in the area.This system uses radio frequency electromagnetic fields to transfer the data.Authentication problems not there while your connecting with other people but they can hide them data and also manage permission to access data(only read or read/write).
It automatically pair the devices and establish the connection between nodes.Already Nokia and Android Beam software has this function only in Bluetooth through NFC.Same principle can be applied to the configuration of WiFi networks also. NFC replace the credit card and e-ticket system by mobile payment.MasterCard has mobile transaction facility.
Social Service
NFC used to share your documents,audio,video and can enter to multiplayer mobile games.
Security
NFC provides more security for NFC enabled devices to act as electronic identity document and keycards. Which gives high security than RFID.(Radio Frequency Identification).
