Ключевые слова: 3d, abstract, app, background, black, block, block chain, blockchain, blue, business, chain, code, communication, computer, concept, connection, crypto, data, design, digital, finance, fintech, global, graphic, icon, illustration, infographic, information, innovation, internet, investment, line, link, modern, net, network, people, science, security, sign, social, structure, symbol, system, technology, transfer, user, web, wireless, world,