The appearance of the blockchain technology has marked a new stage of Internet technologies development. The blockchain has allowed to democratize the world of cryptocurrency and has opened infinite financial opportunities. The decentralized trade differs in absence of intermediaries and collecting as transactions are carried out between the buyer and the seller directly; lack of geographical restrictions; impossibility of the government intervention and regulation. The only thing that similar trade depends on, is the laptop and the Internet. However, the development of the blockchain technology hasn’t stopped on emergence of the first cryptocurrency. Literally, in several years there was aPowered by WPeMatico