Ключевые слова: access, access denied, authenticate, authentication, card key, code, commercial building, computer, concept, corporate, corporate security, door, door handle, doorknob, doorway, electronic, employee, entrance, entry, fingers, fob, gain access, hand, handle, hold, identification, intelligent, key chain, key code, key fob, keyless, lock, magnetic, man, modern, no access, opening, pass, person, privacy, protection, reader, recognize, restricted, safety, security, system, technology, thumb, validation,