DATA CARRIER COMPRISING A PRINTED VARIABLY MAGNETIC SECURITY FEATURE

摘要

The invention relates to a method for producing a data carrier (1) comprising a printed security feature (3), said method comprising the following steps: (a) printing ink is printed onto the data carrier for producing at least part of the security feature, the printing ink containing a magnetic substance, and (b) the quantity of magnetic substance is reduced in at least some of the printed printing ink.