Ключевые слова: background, bank, banking, bit, bitcoin, blue, broker, business, cash, coin, commerce, concept, conceptual, crypto, cryptocurrency, cryptography, currency, design, digital, earnings, ecommerce, economy, electronic, exchange, finance, financial, gold, golden, international, internet, investment, litecoin, market, metal, mining, monetary, money, network, pay, payment, profit, ripple, symbol, technology, trade, transaction, virtual, wallet, web, white,