Abstract: Method for antiforgery marking and authentication of printed products, includes the following steps: printing sample prints with a given printer of an image that is to be associated to a product (P); digitally acquiring the prints, to obtain digital images; processing the images acquired for extracting therefrom one or more intrinsic characteristics identifying the printer used; and incorporating in the printed product (P) an identification marking containing information associated to the printed product and to the characteristics identifying the printer and a print of the image.

Abstract: Method for antiforgery marking and authentication of printed products, includes the following steps: printing sample prints with a given printer of an image that is to be associated to a product (P); digitally acquiring the prints, to obtain digital images; processing the images acquired for extracting therefrom one or more intrinsic characteristics identifying the printer used; and incorporating in the printed product (P) an identification marking containing information associated to the printed product and to the characteristics identifying the printer and a print of the image.