System and method are disclosed for providing authentication of a terminal device. One embodiment includes a method implemented by a first terminal device. The method may include receiving first location information and receiving a first predetermined signal. The method may also include transmitting status information and the first location information to a server upon receiving the first predetermined signal to allow the server to compare the first location information with second location information received from a second terminal device and to allow the server to transmit the status information to the second terminal device. The status information may indicate that the first terminal device is authenticated and the first location information may indicate a current location of the first terminal device.