The term WiFi refers to a wireless fidelity consortium that employs radio waves to secure wireless network connections. Due to the essence of WiFi and its purposes for providing network access, adversaries often prefer to infiltrate a company by jeopardising its WiFi network.
Local Area Networks (LANs) with Wireless Networks. Preferably seen in the small offices, SoHo, University, Offices. Guest Wi-Fi Networking, Colleges.
Wireless personal area networks (WPAN) are Infra-Red (IR) and Bluetooth (IEEE 802.15) is the underlying two latest technologies. It provides connectivity of personal devices. IoT.
Wireless Metropolitan Area Networks Connecting the various networks in a metropolitan area such as several buildings in a city, which can be a choice or substitute for laying copper or fibre cabling systems.
Wide Area Networks in the Wireless environment. Very large areas, such as cities or countries, via complicated satellite systems or antenna sites, taken care by Internet Service Provider.