3 Min Read TOKYO/PARIS (Reuters) -A unit of Toshiba Corp was hit by a ransomware attack, overshadowing an announcement of a strategic review for the conglomerate and an upbeat profit forecast. FILE PHOTO: The logo of Toshiba Corp. is seen at the company's facility in Kawasaki, Japan February 13, 2017. REUTERS/Issei Kato Toshiba Tec Corp, which makes point-of-sale systems and copiers, said had been hacked by DarkSide, the group the U.S. FBI has blamed for the Colonial Pipeline attack, its French subsidiary said. It said only a minimal amount of work data had been lost. Reuters could not access DarkSide’s public-facing website on Friday. Security researchers said DarkSide’s multiple websites had stopped being accessible.