WLAN stands for Wireless Local Area Network and enables devices such as smartphones, laptops or tablets to connect wirelessly to the internet or other networks. It is based on the use of radio waves and enables flexible and convenient internet use without the need for cables. WLAN is widely used in many private households, public institutions and businesses and enables seamless communication and access to information. It offers a convenient and efficient way to transfer data and use the internet without being tied to a fixed location.