Wifi Users Beware – Your System Can Turn Against You

Researchers at this years DEFCON event have demonstrated an attack that causes access points to turn against legitimate users. The attack works by utilizing the built in DDoS protection mechanisms and turning it against the users. By sending a specially crafted packet to the AP, an attacker could cause the AP to assume that the legitimate clients are the ones performing the DoS attack, and cause them to be locked out. Eight examples were demonstrated at DEFCON 16.

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