Secure photo bearing identification device and means and method for authenticating such identification device

摘要

Means and a method for authenticating a photographic image ( 3 ) on an identification device ( 1 ), the identification device ( 1 ) being provided with: a photographic image of a person ( 3 ) and a microprocessor ( 8 ), the microprocessor ( 8 ) having: a) a processor ( 7 ), b) a memory ( 9 ) connected to the processor ( 7 ) and having stored authentication data, and c) interface means ( 5 ) connected to the processor ( 7 ) for communicating with an external device, wherein said photographic image ( 3 ) comprises steganographically hidden information, the content of which together with said authentication data allows authentication of said photographic image ( 3 ), the method having the following steps: a') scanning the photographic image ( 3 ) and generating image data, b') analyzing these image data in accordance with a predetermined image analysis procedure to derive said hidden information, and c') carrying out the authentication of the photographic image ( 3 ) based on the hidden information and the authentication data.