τι ειναι το bitcoin και πως λειτουργει

https://sticky-wiki.win/index.php?title=30_Inspirational_Quotes_About_τι_ειναι_το_bitcoin_και_πως_λειτουργει_58919

Bitcoin is a digital money which operates without any central control or the oversight of financial institutions or governments. Instead it counts on peer-to-peer software application and also cryptography.