Book Image

BackTrack - Testing Wireless Network Security

By : Kevin Cardwell
Book Image

BackTrack - Testing Wireless Network Security

By: Kevin Cardwell

Overview of this book

Wireless networks are everywhere. You have probably set one up yourself, but have you ever wondered just how safe you are while browsing online? In the majority of cases, the default settings for your networks are not enough to protect you. With your data being transferred over the air, it can be easily plucked and used by anyone who knows how. Don't let it happen to you.BackTrack - Testing Wireless Network Security will help you secure your wireless networks and keep your personal data safe. With this book, you will learn how to configure your hardware for optimum security, find network security holes, and fix them.BackTrack - Testing Wireless Network Security looks at what tools hackers use and shows you how to defend yourself against them. Taking you from no prior knowledge all the way to a fully secure environment, this guide provides useful tips every step of the way. Learn how to select a wireless card to work with the Backtrack tools, run spectrum analysis scans using kismet, set up test networks, and perform attacks against wireless networks. Use the tools aircrack-ng and airodump-ng to crack the wireless encryption used on the network. You will learn everything you need to know to set up your wireless network for use within Backtrack and also how to defend yourself against the included attack tools.
Table of Contents (13 chapters)

Configuring the wireless card

I am sure there are some of you who still want to try and get your card working, so we have a few more steps you can try, and we will cover them now. Having said that, it is highly recommended that you use one of the two cards mentioned earlier.

The next thing to try is the airmon-ng command. There is very little chance that your card will be here when it is nowhere else, but we can never say never, because this is electronics! In your terminal window, enter airmon-ng., using the following command:

root@bt:~# airmon-ng

The output of this command is shown in the next screenshot:

Once again we have failed! The card is not recognized, so now it is a matter of searching the Internet and trying to find a fix to get your card working. One alternative is to use any external card you may have. If you have an external card, plug it in and go through the same steps as before. There are two places to go to try and read more about getting your card operational. They are http...