The lack of the central authority may make cryptocurrencies more secure. "It can be hack-proof due to the fact there is not any just one central issue of failure," explains David Donovan, government vice chairman at Publicis Sapient. Ενώ ξεκίνησε με σκοπό να εξυπηρετήσει ως ένα νέο μέσο ανταλλαγής αξίας, https://thomaso269fmt1.bloggosite.com/profile