?????? ?? ??? ???????? ???? ?????????? ?? ????????????? ??? ????? ?? ????? ???? "? ??????? ?? ???????? ??? ??????????? ?????????".Cryptocurrencies use different timestamping techniques to "confirm" the validity of transactions included towards the blockchain ledger with no want for a reliable 3rd party.??? ?? ?? ???????… ???, ??? ??????? ??? ????… Read More