Ключевые слова: access, authentication, background, biometric, biometrics, cashless, clean, convenience, device, digital, electronics, encryption, finance, fingerprint, futuristic, gadget, hand, handheld, identity, innovation, innovative, interface, lighting, mobile, modern, payment, personal, protection, reliability, safety, scanner, seamless, secure, security, smart, smartphone, soft, tech, technology, touch, touchscreen, transaction, transactions, user,