Ключевые слова: 3, background, block, blockchain, box, byte, chain, circle, circleshaped, circular, colored, concept, conceptual, connection, cryptocurrency, cube, cyber, dark, data, database, digital, electronic, geometric, gradient, graphic, icon, illustration, innovation, investment, line, net, new, object, protection, round, safety, series, shape, sign, style, symbol, technology, three, transaction, transactions, web,