Ключевые слова: access, automatic, barrier, check, city, commercial, commuter, contactless, electronic, enter, entrance, entry, equipment, gate, gateway, machine, metro, modern, nfc, nobody, passenger, platform, public, rail, railroad, railway, scan, security, service, smart card, station, subway, technology, terminal, ticket, tourism, tourniquet, train, train station, transit, transport, transportation, travel, turnstile, turnstiles, urban, validate, validation, validator,