Wireless Fidelity ( Wi Fi)

SEMINAR ON Wireless Fidelity ( Wi Fi) :Wi-Fi stands for Wireless Fidelity that allows two nodes ( electronic devices ) to communicate wirelessly.Wi-Fi uses radio frequency for transmitting and receiving the data.An access point is used to connect to wireless networks.the Wi-Fi devises are enabled with in the the range of wireless networks.Through these wireless networks Wi-Fi devises access internet if wireless networks access the internet.the Wi-Fi devices are based on 802.11 standards which was developed by IEEE and Wi-Fi adapted by Wi-Fi alliance .The frequency range of Wi-Fi devices is less and frequency range is depend on IEEE 802.11 Standards.This paper mainly explains about the IEE802.11 standard networks , applications and security of Wi-Fi networks.