BloombergCyber attack sweeps globe, researchers see 'WannaCry' linkReutersMM), one of the world's biggest crude producers by volume, said its systems had suffered "serious consequences," but added oil production had not been affected …

Bloomberg'GoldenEye' cyber attack goes global, exploits known code flawsReutersMM), one of the world's biggest crude producers by volume, said its systems had suffered "serious consequences," but added oil production had not been affe …

BloombergRansomware virus hits computer servers across the globeReutersOther companies that said they had been hit by a cyber attack included Russian oil producer Rosneft, French construction materials firm Saint Gobain and the world's biggest advertis …