Ключевые слова: access, advertising, app, application, authentication, barcode, business, code, commerce, communication, connectivity, contactless, coupon, data, device, digital, display, download, electronic, entry, future, identification, information, innovation, internet, link, marketing, matrix, mobile, modern, network, online, payment, phone, qr, quick, response, retail, scan, scanner, screen, security, shopping, smartphone, technology, ticket, transaction, website, wireless,