Enable wireless password protection on a Buffalo Air Station by changing the Wireless Authentication setting under Security(11g) in the router configuration Web page. Then, enter a password in the WPA-PSK field and click Apply.Continue Reading
Open a Web browser. In the address bar, type 192.168.11.1 and press Enter to go to the configuration interface of your Buffalo Air Station.
When prompted, enter the administrator username and password for your router, and click OK to log in. The default administrator login credentials for the Air Station are "root" for the username and a blank field for the password.
Locate the Wireless Configuration link in the configuration webpage and click it. In the smaller set of options that appears below it, click the Security(11g) link.
Click on the drop-down menu beside Wireless Authentication. Unless you require the use of another encryption protocol, select "WPA/WPA2 mixed mode - PSK." WPA and WPA2 are a universally recognized wireless encryption standards and offer better security than the older WEP protocol.
Enter a password in the field labeled "WPA-PSK (Pre-Shared Key)." The password must be between 8 and 63 characters long and can only contain numbers and letters.
Click on the Apply button to save the changes you made. The Air Station immediately restarts. You must reconnect all wireless devices using the password you created before they can access the Internet.