|A small security firm has made a portable computer that is capable of scanning
300 networks simultaneously. Dubbed the "Janus Project", the computer also has a
unique "Instant Off" switch that renders the captured data inaccessible.|
At first glance, the Janus computer looks like a ladtop , but Williams said it is much more powerful than that. Inside the rugged yellow case sits a mini-computer motherboard powered by a 1.5 GHz VIA C7 processor and an Acer 17" LCD screen. Ubuntu 6.0 Linux runs the eight Atheros a/b/g Gold mini-PCI cards which continuously scan wireless networks. [....]
In addition to scanning for wireless traffic, Williams says the computer can break most WEP keys very quickly by focusing all eight wireless cards on the access point. Using a combination of common utilities like airreplay, airdump and aircrack, Willams said, "When I use all 8 radios to focus in on a single access point, [the WEP key] lasts less than five minutes." However, he added that some retail wireless access points will "just die" after being hit with so much traffic... read more here
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