Ключевые слова: access, approach, authentication, authorization, caucasian, cell, cellphone, circuit, coding, concept, data, development, digital, double, education, exposure, finger, fingerprint, graduate, hand, icon, identification, identity, interactive, it, lock, mobile, online, operator, overlay, phone, print, protection, result, safety, scanner, security, startup, studying, success, technology, think, university, using, verification, view, wallpaper, website, work, working,