Ключевые слова: access, app, authentication, authorization, badge, biometric, button, card, diagonal, eye, eyeball, finger, fingerprint, flat, frame, geometric, human, icon, id, identification, identity, information, label, lens, line, mark, material, nametag, optical, ornament, pattern, person, photo, print, rhombus, secure, see, set, shape, sign, star, stripes, symbol, texture, token, user, visibility,