what is a network key for wireless connection
How to Find a WPA Key on a Wireless Network. On a wireless network, the WPA key is a passphrase that protects the network from outside intruders. If a wireless router is set up with WPA encryption, you need the WPA key for network access and to make changes network settings. Gaming devices that allow you to play games online also generally require you to know the WPA key if you plan to connect them to the Internet wirelessly.