The dearth of a central authority can also make cryptocurrencies more secure. "It is hack-evidence due to the fact there is not any 1 central place of failure," clarifies David Donovan, government vice president at Publicis Sapient. Εάν μπορεί ο οποιοσδήποτε να δημιουργήσει ένα μπλοκ, τι τον εμποδίζει από το https://helent481krx3.dm-blog.com/profile