τι ειναι το bitcoin και πως λειτουργει

https://aged-wiki.win/index.php?title=The_Evolution_of_τι_ειναι_το_bitcoin_και_πως_λειτουργει

Bitcoin is an electronic money which runs devoid of any main control or the oversight of financial institutions or federal governments. Rather it counts on peer-to-peer software application as well as cryptography.