A method establishes a secure authenticated connection between two devices. The method includes (A) obtaining data related to a tapping event between a first device and a second device, the data including time data of the tapping event; (B) selecting, by the first device, a target device; (C) establishing a non-authenticated secure communication link between the first device and the target device; (D) sending, by the first device, a challenge communication to the target device, the challenge communication including a request for a further data related to the tapping event; (E) receiving, by the first device, a response communication in response to the challenge communication, the response including the further data; (F) determining if the target device is the second device by matching the data with the further data; (G) if the target device is the second device, establishing a secure authenticated communication link between the first and second devices.