Τα παντα για το bitcoin

https://smart-wiki.win/index.php?title=20_Resources_That'll_Make_You_Better_at_ΤΙ_ΕΙΝΑΙ_ΤΟ_BITCOIN

Bitcoin is a digital money which runs without any type of central control or the oversight of banks or governments. Rather it relies on peer-to-peer software as well as cryptography.