Norsk Hydro, one of the world's largest aluminium producers, revealed today that it "became victim of an extensive cyber-attack" that crippled its operations and forced it to switch to manual operations in several of its smelting locations.https://t.co/K42rWqFIzo pic.twitter.com/fDAwJBlJgy

— Catalin Cimpanu (@campuscodi) March 19, 2019

“Some extrusion plants that are easy to stop and start have chosen to temporarily shut production,” said a Hydro spokesman.

The company’s hydroelectric power plants were running as normal on isolated IT systems unaffected by the outage. https://t.co/Es2TxO1cGt

— Chris Wysopal (@WeldPond) March 19, 2019

Norwegian media claims Norsk Hydro's cyber-attack is actually an infection with the LockerGaga ransomware.

Company declined to confirm during phone call.https://t.co/ODWQRxXlRs pic.twitter.com/lUspiw3mxf

— Catalin Cimpanu (@campuscodi) March 19, 2019

Ransomware Forces Aluminum Manufacturing Giant to Shut Down Network Worldwide https://t.co/DMCnm0hFGj

— Rickey Gevers (@UID_) March 19, 2019

New: a ransomware outbreak forces aluminum manufacturing giant Norsk Hydro to shut down its network worldwide.

Company switched to manual operations in some plants, and employees are using tablets and phones for email.https://t.co/BYBkxRXoxZ

— Lorenzo Franceschi-Bicchierai (@lorenzofb) March 19, 2019

Ransomware Forces Aluminum Manufacturing Giant to Shut Down Network Worldwide...cue sad music https://t.co/nIn74dzFdu

— chase cunningham (@CynjaChaseC) March 19, 2019

⁦@thespybrief⁩ ⁦@ericgarland⁩ interesting that 3/5 top producers are Chinese (Shandong Xinfa, CPIC) Or Russian (UC Rusal) https://t.co/SxsZJHpWsP

— Paul Sprinsky (@psprinsky) March 19, 2019

Hackers hit aluminum maker Hydro, knock some plants offline | Reuters https://t.co/jqtQnsQzEa

— Tim Yardley (@timyardley) March 19, 2019