We can finally say that wireless networks are the standard for connecting computers now. Wireless network cards are for long a standard laptop built-in accessory. Almost all broadband routers – a peripheral that allows you to share your broadband Internet connection with several computers – come with an antenna for wireless networking, allowing the sharing of your Internet connection not only with computers connected to the router by cable, but also to those that have antennas for wireless network. With the popularization with wireless networks came also the increased number of users being hacked and their connection or even important data being watched and stolen. In this short tutorial we will teach you the basics of wireless networking security: how to upgrade the router firmware, how to enable encryption and making sure that you are using the correct kind of encryption.