Find or Change Your Internet Security Passphrase
1) Open the web browser that you use: Firefox,Google Chrome,IE,or Opera and type in the IP address for your router,and press the Enter key.
http://www.routeripaddress.com/
< Router ip addresses can be found here
2) A window will open and then type in your routers default username and password,and press the Enter key again
http://www.routerpasswords.com/
< Router usernames and passwords found here
3) Navigate to the Wireless Security\Network Security Settings Tab and open it to locate or change your WEP or WPA Security...