Digital currency in the Russian economy

The currency, which the government announced as a legal means of payment, is much more recent invention, they appeared about 1000 years ago, and today they are the main kind of money. At the present time, a different type of currency has become very popular, the digital currency, called the "crypto-currency". What is "crypto"? In this article, the definition of "crypto currency" is given, the "bitcoin" payment system will be considered and the advantages and disadvantages of this currency will be considered. Also, the article is devoted to the question of the future of the crypto currency in the legal realities in the territory of Russia.