| 摘要 |
System, devices and method for authentication are disclosed. The system includes a first device having data stored therein and a second device adapted to receive an authentication request signal. The authentication request signal is associated with the first device. The second device is further adapted to transmit an authentication signal in response to the authentication request signal. The first device and the second device are adapted to be carried by a user, and the authentication request signal and the authentication signal are wireless signals.
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