Ключевые слова: access, allowed, artificial, authorization, background, business, cell, cellphone, concept, denied, digital, distributed, double, drawing, email, exposure, finger, fingerprint, form, global, identification, lifestyle, lock, man, market, marketing, math, multi, office, pay, phone, print, protection, research, safety, sale, sales, scanner, security, smart, success, tablet, technology, telephone, transfer, using, verification, wallpaper, website, wireless,