Method for enabling authentication or identification, and related verification system

A method enabling the authentication or identification of a person, using a first electronic device comprising an image-capturing unit and a data transmission unit, said method including a phase of registering said person with a verification system, said registration phase comprising the following steps:

• capturing, using an image-capturing unit of said first electronic device, a first image of at least one object of any kind that is secretly selected by the person among any object or part of an object to be photographed and that the person always has on his or her person, said object being not determined in advance;
• transmitting said first image to the verification system in a secure manner by means of the data transmission unit of said first electronic device;
• further including an authentication or identification phase relative to said person, using a second electronic device, the authentication or identification phase comprising the following steps carried out in the verification system:
• receiving from the second electronic device a second image of at least one object that is identical or similar to the object in the first image;
• comparing the second image to at least the first image;
• and
• deciding that the person is authenticated or identified successfully when the comparison of the second image to the first image reveals a match between their respective objects;
• wherein the second image has been freshly captured using an image-capturing unit of said second electronic device, for the purposes of the authentication or identification of the person in said verification system and is not identical the first image.