Ключевые слова: account, app, application, banking, barcode, cashless, cellphone, connection, crime, cyberspace, database, device, ecommerce, electronic, finance, gadget, icon, identification, identity, information, laptop, lock, login, mobile app, mobile phone, networking, online, online shopping, paying, payment, person, privacy, private, protection, qr code, registration, safe, safety, scanning, security, smartphone, system, technology, telephone, transaction, typing, verification, wireless, wireless technology,