A cyber attack on Norwegian aluminium group Norsk Hydro caused temporary halts on its rolling and extrusion operations, chief financial officer Eivind Kallevik said on Tuesday March 19.
Output reductions, however, are minimal for now. The producer is working to comply with customers' orders during the day and deliveries have not yet been affected, he noted.Every unit was isolated from the company's global network to prevent the attack from spreading, Kallevik said. Bauxite and alumina operations in Brazil are operating as normal, as are primary metal units, although with a higher degree of manual activities."The most critical point is to find a...