Ключевые слова: bank, bit, bitcoin, block, blockchain, btc, business, cash, chain, coin, commerce, computer, concept, crypto, cryptocurrency, cryptography, currency, cyber, data, dig, digit, digital, ebusiness, ecommerce, economy, electronic, exchange, figure, financial, gold, internet, investment, market, mattock, metal, mine, miner, miniature, money, net, payment, profit, security, sign, technology, trade, transfer, value, virtual, worker,