Patent ID: 9052876
Filing Date: 2015-06-09
Classification: G06F,H04L,H04W

Abstract:
1. A method, comprising: storing, by a first device and a second device, data related to a tapping event, defined as the first device and the second device being physically tapped together, the data including time data of the tapping event; selecting, by the first device, a target device; establishing a non-authenticated secure communication link between the first device and the target device; sending, by the first device, a challenge communication to the target device, the challenge communication including a request for a time data of the tapping event as stored by the target device, while withholding the time data of the tapping event stored by the first device; receiving, by the first device, a response communication in response to the challenge communication, the response including a further data, where the further data comprises the time data of the tapping event as stored by the target device; determining if the target device is the second device by matching the data with the further data; whereupon