The digital money is not as decentralized as people think. Today, numerous cryptocurrency exchanges offer a wide range of digital currencies such as bitcoin, ethereum, litecoin, etc. However, this doesn’t mean that users have to trust these vendors in the delivery of cryptos. In fact, these digital currency exchanges are mainly operating based on users’ fears and fears of the authorities. Let’s take an example: imagine that you and your friends have come up with a plan to buy some bitcoins fr...