Patent ID: 7496094

Claim:
A method for resisting denial of service attacks on wireless networks, the method comprising: positioning a sniffer device within a selected geographic region, the selected geographic region comprising a plurality of legitimate wireless devices and a denial of service attack generator device; and providing using the sniffer device a plurality of wireless signal transmission opportunities in turns to the plurality of the legitimate wireless devices, respectively, while depriving the denial of service attack generator device of wireless signal transmission opportunity, over a selected time interval; wherein the selected time interval being initiated by the sniffer device by transmitting a packet to one of the plurality of the legitimate wireless devices; wherein the one packet includes a selected value in a duration field of the one packet, the selected value being associated with a portion of time for which the one wireless device is to be allowed to transmit wireless signals within the selected geographic region while restricting at least the other one or more legitimate wireless devices from the plurality of the legitimate wireless devices and the denial of service attack generator device from transmitting wireless signals within the selected geographic region.