Hacking Corner

Secure Your Wireless Network

In this article i will show you how to secure your Wireless LAN. As in the previous article LAN security was sub divided into two parts, similarly Wireless LAN security is also divided into two parts. The difference is in the security issues.With Wireless Networking, no cables or wires are needed to network your computers and share your Internet connection. Wi-Fi connects computers, printers, video camera’s and game consoles into a fast Ethernet network via microwaves.

Following actions should be taken.

• The most important thing is to change the default password of your access point.
• Firmware and the drivers of your wireless access point and wireless adapters should be up to date. They should be updates whenever necessary.
• There should be a combination of high level encryption and decent keys (WPA2/802.11i ) recommended.
• Wireless users should be authenticated with different protocols like 802.1X, RADIUS, EAP (including EAP-PAX, EAP-PSK, EAP-TLS, EAP-TTLS, EAP-FAST, EAP-POTP, EAP-IKEv2, EAP-GPSK, PEAP, and EAP-SIM.
• The above protocols give credentials including certificates, usernames, passwords etc.
• Use Wireless LAN Security Tools for securing the wireless network. This software is specifically designed for securing 802.11 wireless networks.
• Use a proxy for outgoing requests.
• Always check the security of the wireless LAN using recent tools like Airbase, AirCrack-ng etc.
• Make strict system logging on all the devices, do check your wireless log files regularly.