Sony PCG-K215B Hardware Manual page 41

Using the WiFi protected access (WPA)
WPA is a wireless security enhancement that allows you to transfer data in a highly secure way*.
To use WPA on your notebook, proceed as follows:
1 Turn on the Wireless LAN switch.
The Wireless Switcher button changes into Wireless LAN.
2
Right-click the network icon in the taskbar displaying Wireless Network Connection.
3 Select View available network connections.
The Wireless Network Properties dialog box appears.
4
Select the wireless network to which you want to connect.
5
Fill in the Network key.
The network key should be at least 8 characters long. You can choose whatever you want.
6 Fill in exactly the same Network key again, for confirmation.
7
Click Connect.
The connection is established.
∗ For more information on the access point, please refer to its manual.
✍
In France, only certain channels are legally allowed when using WLAN outdoors.
For more information, see the Wireless LAN Regulations leaflet.
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Using your VAIO computer