There are two basic approaches for locating rogue access points: beaconing, or requesting a beacon, and network sniffing, or looking for packets in the air. I’ll also show you how to map the results using a GPS receiver and a mapping program like MapPoint. In this Daily Drill Down, I’ll show you how to search for and identify rogue access points using NetStumbler on a laptop and the associated Pocket PC program MiniStumbler. You need a way to detect any unauthorized wireless access points on your network. With their transparent bridging, today’s wireless access points are easy to set up, but they’re even easier to misconfigure, leaving your network vulnerable to hackers. The explosion of wireless technology into the hands of end users is one of the biggest challenges facing security officers and network administrators. Using NetStumbler and MiniStumbler to find rogue access points on wireless networks
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