AUTHENTICATION SYSTEM, AUTHENTICATION ACQUISITION DEVICE, AND AUTHENTICATION METHOD

摘要

An authentication system includes: an authentication acquisition device (digital camera (40)) for acquiring the current position data on the object-to-be-positioned received from electronic positioning means and the time data and generating unified data made from these data and an authentication encryption key received from an authentication device (authentication server (30)) when an authentication request is issued; and the authentication device (authentication server (30)) for acquiring the unified data from the authentication acquisition device (digital camera (40)) and performing authentication of the position information and the time information by using the authentication encryption key.