bitcoin για αρχάριους

https://yenkee-wiki.win/index.php?title=15_Up-and-Coming_Trends_About_Εξαργυρωση_bitcoin_σε_ευρω_42241

Bitcoin is an electronic currency which runs without any kind of central control or the oversight of financial institutions or federal governments. Rather it relies on peer-to-peer software as well as cryptography.