Maximum Wireless Security

Deploying VPNs in WLANs

Figure 13.1 shows the most common business configuration of wireless access points in use today. In this case, a rogue access point installed on a user machine sits inside perimeter defenses and allows the hacker a wide-open backdoor. The rogue access point is often installed by an employee who wants wireless access at work, or a network administrator who has forgotten about a prior test installation. If after reading this book you get “owned” by such a configuration, you have only yourself to blame. Grab your iPAQ right now and go “war walking” around the perimeter of your building.

Figure 13.1. A rogue wireless access point.

Figure 13.2 shows a better configuration. In this case, the wireless access point is placed ...