1. A method to detect spoofing, the method comprising: determining a first location of a wireless access device having an identifier at a first time; determining a second location of the wireless access device at a second time; comparing the first location and the second location to determine whether the first location and the second location are within a possible distance of one another for the wireless access device to travel between the first and second times; and sending an alert in response to determining that the first location and the second location are outside of the possible distance.