Method and machine for securing securities implemented during the production of secured securities

摘要

This method of securing securities, for the production of secure securities, characterized in that it comprises the steps of: - successive deposits of a metal pad (6) on a roll film (1) of smart cards, to each location on a final map; and - laser engraving of an image on the metal pellet, the metal pellet comprising an engraving surface comprising a surface effect configured to provide a three-dimensional visual effect making the image to be engraved non-reproducible by two-dimensional reproduction techniques. 'abbreviated: Fig 2