At a recent Las Vegas hacker confab, Defcon, attendees were invited to try their luck with a wireless 802.11b network. The results were intriguing or scary, depending on your perspective. One of Air Defense's WLAN security appliances detected 807 attacks within . . .
At a recent Las Vegas hacker confab, Defcon, attendees were invited to try their luck with a wireless 802.11b network. The results were intriguing or scary, depending on your perspective. One of Air Defense's WLAN security appliances detected 807 attacks within 2 hours.That sounds like a lot. More than half of those attacks, however, were just probes, using a free tool called NetStumbler, while many of the remaining attempts involved flooding the airwaves, à la denial of service, and MAC address spoofing.

Yes, there are security issues with WLANs, but if you're responsible for setting up and protecting these networks, take a page from the intruders: The tools they use can help you, too.

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