FIELD: information technology.
SUBSTANCE: commodity turnover monitoring method includes the following operations: a computer system requesting a first group of data and a second group of data which are 13-digit decimal numbers, respectively, for processing; determining if the first group of data and the second group of data correspond to specific principles; performing an operation for encrypting two groups of data, respectively, according to specific coding principles using a commercial cryptographic algorithm with generation of a third group of data; bringing the first, second and third groups of data into conformity with one commodity; separating the first, second and third groups of data into three lines, and depositing said three lines onto the corresponding commodity; assigning the commodity a 6-digit tracking code; displaying the tracking code on a web page; and the computer system displaying the first and second groups of data and other information on the web page; entering the third group of data into an input window; performing a reverse encryption operation and control processing while displaying on a display window symbols "0" or "1" to signal correct or wrong information.
EFFECT: improved identification, authentication and tracking of product items.
3 cl, 10 dwg
