| 摘要 |
<p>A method is disclosed for certifying the authenticity of predetermined products which include a carrier for a set of identification codes concerning distinctive data of said products. Said method comprises the step of obtaining a check code by means of computation of at least a part of said identification codes according to predetermined algorithms; furthermore, the method comprises the following steps: a) enabling a predetermined and limited number of links between each check code and said identification codes; b) generating said check code consistently with said links within the enabled range of links as defined in step a); c) printing said check code on said carrier according to the generated links. The products may be constituted by, e.g. a label for an article of clothing, a railway, airplane, bus, boat, theater, entrance ticket, an instrument of credit, e.g. a state bond, a coupon, a compact disk, a credit card.</p> |
