To make sure you've got the strongest possible protection for your wireless network, your BT Business Hub 3 automatically has WPA (Wi-Fi Protected Access) wireless security enabled. To make things even more secure you can hide your network by disabling the SSID broadcast.
The steps below show you how to change either of these.
If you do decide to switch your network over to WEP, there are some things you can do to improve your online security.
As i know connect your computer or device to the BT Business Hub 3 using an Ethernet cable or by connecting to the Wi-Fi network or open a web browser on your computer and enter the default IP address for the BT Business Hub 3 in the address bar. The default IP address is usually "192.168.1.254". Press Enter.