Ключевые слова: background, bank, bitcoin, block, blockchain, business, chain, code, commerce, company, computer, concept, connection, crypto, cryptocurrency, cryptographic, cube, currency, data, database, design, digital, dynamic, element, exchange, finance, financial, icon, illustration, information, internet, investment, isolated, link, modern, money, network, random, security, shape, sign, symbol, system, technology, trade, transaction, web,