Find Your Router
To find your router in Windows open cmd and issue the following command:
in Linux type:
Locate the ip address under Gateway. All you need to do in most situations is to enter this ip address into your favorite web browser.
Change default Admin password
Change the name of yout SSID
Service Set Identifier (SSID) is the name of your wireless access point. Change it to something else, for example myownet.
Use WPA2 or WPA2-PSK because these are the latest wireless encryption protocols that provide the best encryption.
Filter MAC addresses
Almost every router has the feature to allow specific devices-mac addresses to access the network. Find all your machines mac addresses and add them to router’s white list.
For Windows users, to find your mac address:
For Linux users:
Enable router’s firewall
Firewall will help you to protect your network and your computers from unauthorized access.
Hide your SSID
Hiding your SSID from public is not a strong security measure but it is an extra layer of security for defense-in-depth.