Patent ID: 9003527
Filing Date: 2015-04-07
Classification: G06F,H04L,H04W

Abstract:
1. A method for monitoring for unauthorized wireless access to a computer network, the method comprising: monitoring wireless communications within a selected geographic region, the selected geographic region including a wired portion of the computer network that is to be protected from unauthorized wireless access; detecting a wireless access point device that transmits wireless signals within the selected geographic region, the wireless access point device being configured to perform a network address translation (NAT) function between its wired and wireless interfaces; transmitting a marker packet to the wireless access point device by a radio interface on a monitoring device disposed within the selected geographic region over a wireless connection between a wireless station other than the monitoring device and the wireless access point device; spoofing identity of the wireless station while transmitting the marker packet, the marker packet being adapted to be received by the wireless interface of the wireless access point device and being adapted to be transferred through the wireless access point device to its wired interface and being destined to a selected device coupled to the computer network; determining that the marker packet is received at the selected device coupled to the computer network; determining that the wireless access point device is connected to the wired portion of the computer network based at least upon the determining that the marker packet is received at the selected device coupled to the computer network; and determining that the wireless access point device provides unauthorized wireless access to the wired portion of the computer network based at least upon the determining that the wireless access point device is connected to the wired portion.