METHOD OF PROTECTING OBJECT FROM UNAUTHORISED USE AND FORGERY AND DEVICE OBTAINED USING SAID METHOD Russian patent published in 2013 - IPC G06K1/12 

FIELD: information technology.

SUBSTANCE: mathematical number of the digital code of the object in decimal notation is converted by rearranging the position of digits of the mathematical number; that rearrangement and the rearranged mathematical number are stored; the rearranged mathematical number is then converted from decimal notation to quaternary notation, and the converted mathematical number in quaternary notation is encoded for its four digits by images of distinct labels which are alternately placed on the surface of a sheet; through successive images of distinct labels, the encoded converted mathematical number in quaternary notation is repeated one after the other at least twice, and said images of distinct labels are split by images of initial labels which denote initiation of the mathematical number in quaternary notation.

EFFECT: high reliability of protecting articles.

9 cl, 8 dwg