AirDefense of Alpharetta, Georgia, says that during monitoring at the DefCon hacker convention in Las Vegas last weekend the company identified new security issues specifically effecting wireless LANs. The first is a new Denial-of-Service (DoS) attack that can knock “targeted user stations off the WLAN, forcing stations or access points to shutdown, or disrupting all WLAN connections,” said Scott Hrastar, co-founder and CTO of AirDefense, in the company’s announcement. This DoS attack includes a “flood” of control frames that will disrupt everything on a given channel. AirDefense has developed a signature for this attack and added it to the AirDefense Guaurd security/monitoring product. Full Story
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