Ключевые слова: abstract, background, bank, banking, binary, bit, bitcoin, blockchain, btc, business, cash, chart, coin, commerce, computer, concept, crypto, cryptocurrency, currency, data, digital, dollar, economy, electronic, exchange, finance, financial, future, gold, golden, graph, information, internet, investment, market, metal, monetary, money, net, network, pay, payment, security, shopping, stock, symbol, technology, trade, virtual, web,