Ключевые слова: accessibility, backgrounds, biology, biometrics, circuit board, clip art, color image, communication, computer, concepts, connection, control, copy space, curve, cut out, data, elegance, fashionable, finger, fingerprint, firewall, futuristic, horizontal, ideas, identity, illustration, individuality, innovation, internet, label, metallic, modern, no people, outline, password, privacy, protection, safety, security, security system, sensor, shadow, technology, three dimensional, thumb, touch screen, touching, unlocking, usa,