During the last few years, Bitcoins and Cryptocurrencies have become very popular in the minds of investors and have provoked many reactions across the economic world. Cryptocurrencies or the technology behind Cryptocurrencies is a simple way for exchanging funds or a method of exchange for business purposes. It uses cryptography, in order to create secure transactions, as well as for controlling the creation of new funds. The appeal of these currencies has been great and cannot be denied since some investors who bought Bitcoins over a year ago, have made tons of money with them, sometimes...