Sources: Iran-linked hackers shut down a small UK power plant for four days, coinciding with a wave of Iran-affiliated attacks on US water utilities (Telegraph)

Telegraph : Sources: Iran-linked hackers shut down a small UK power plant for four days, coinciding with a wave of Iran-affiliated attacks on US water utilities - Unprecedented cyber attack believed to be most successful of its kind - Tony Diver , Political Editor. Rozina Sabur , National Security Editor.