??, ?? ?? ????? ????? ??. ?? ??? ??? ?? ???? ??? ??? ?? ??? ?? ?? ??? ???? ?? ??? ??? ? ???? ?? ??? ?? ?? ? ?? ????? ???? ?? "??"? ???, ??? ? ??? ??? ?? ????? ?? ?? ??? ?? ???? ?? ???.State-of-the-art technologies for example blockchain and RFID tagging are increasingly being utilized to track and authenticate products, which makes it more challeng