🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsTürkçeالعربيةفارسی한국어中文日本語EntityQ373338· pop 25· linked from 194 articlescritical infrastructureinfrastructure important to national securityAvailable in 25 languagesEspañolFrançaisDeutsch中文日本語PortuguêsItalianoالعربيةAlbanianAzerbaijaniBhojpuriConnectionstransportEntitytelecommunicationsEntityCategoriesInfrastructureNational securityUnited States Department of Homeland Security