Ключевые слова: access, authorization, automated, automatic, barrier, business, businessman, card, checkpoint, closeup, concept, control, door, employee, enter, entrance, entry, equipment, exit, gate, gateway, hand, identification, identity, key, keycard, machine, man, modern, office, open, person, privacy, private, protection, public, reader, safety, scan, security, sensor, system, technology, turnstile, unlock, verification, way, work, workday, worker,