As a CCNA I am asked a lot of times by curious friends or relatives about various precautions they can take to keep their Wi-Fi network safe from hackers or unauthenticated users. So today I thought of compiling some simple steps in a post which I usually recommend to keep the wireless network secure. These settings can be configured/changed in admin page of your Wi-Fi router by putting in the IP address of your router in a browser’s URL toolbar.
Change the default password
Each router has a default username and password, and you should always change these the moment you start configuring the router. If the router’s password is either unchanged common or weak, a hacker might be able to reconfigure the router and wipe out all your other security measures, making them useless. You should try to use a good mix of numbers and characters to be on the safe side.
Disable the DHCP service
DHCP (Dynamic Host Configuration Protocol) enables remote computers connected to the router to obtain an IP address and connect to the network without needing to know the IP and Router address information. Disabling the DHCP services is