A broadband connection on a network is established by using a router and a broadband Internet service provider. To secure the broadband network, a network key or password is configured to stop unauthorized users from connecting to the network. Although you can find the broadband network password by accessing the network's router, you can also use the "Wireless Properties" utility in a Windows computer connected to the network.
Click "Start," then "Control Panel."
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Click "Network and Internet," then "Network and Sharing Center."
Click the "Manage wireless networks" text link located on the left side of the window.
Right-click on your wireless network, then select "Properties" from the pop-up menu. Click the "Security" tab in the "Wireless Properties" window. Select the check box next to "Show characters" to reveal the broadband password in the "Network security key" box.