Five Methods to secure you WIFI
1. Install a Firewall A firewall helps protect your PC by preventing unauthorized users from gaining access to your computer through the Internet or a network. It acts as a barrier that checks any information coming from the Internet or a network, and then either blocks the information or allows it to pass through to your computer.
2. Change the Administrative Password on your Wireless Routers Each manufacturer ships their wireless routers with a default password for easy initial access. These passwords are easy to find on vendor support sites, and should therefore be changed immediately.
3. Change the Default SSID Name and Turn off SSID Broadcasting This will require your wireless client computers to manually enter the name of your SSID (Service Set Identifier)...