Ключевые слова: access, buy, card, checkout, commerce, communication, concept, connection, contactless, credit, data, design, device, digital, display, ecommerce, electronic, fee, flat, gadget, icon, illustration, internet, machine, micro, mobile, money, network, nfc, pay, payment, paypass, payware, pos, purchase, safe, scanning, security, shopping, sign, system, tap, technology, terminal, transaction, transfer, wallet, web, wireless,