Honestly speaking when I think of currency the first thing that comes out in my mind is money. Well I guess I am not the only one who is thinking of that because typically currency is more about money. If we will dig deep the currency, for me this is the base line of each value of money. This word is almost same thing with guide of money in the world. Right now the crypto currency is one of the developing currency that we can say that almost all people already heard about it but for sure they don’t know what really what it is.