Patent ID: 6961541

Claim:
A method for establishing a secure wireless connection between a first wireless device and a second wireless device, said method comprising: measuring a radio-frequency communications delay between said second wireless device and at least one other wireless device; computing an indication of physical location of said second wireless device with respect to said at least one other wireless device; determining whether or not said indication of physical location indicates that connection between said first wireless device and said second wireless device is desirable by comparing said indication of physical location to a predetermined security perimeter, and if said indication of physical location is outside of said predetermined security perimeter, second determining whether or not said second wireless device is a known device; and in response to determining that said connection is desirable, initiating said secure wireless connection between said first wireless device and said second wireless device, and wherein said initiating is performed only in response to determining that said second wireless device is a known device when said indication of physical location is outside of said predetermined security perimeter.