Or rather dozens of terminals around Europe and beyond were affected that were owned primarily by three firms.
BBC said:IT systems have been disrupted at Oiltanking in Germany, SEA-Invest in Belgium and Evos in the Netherlands.
In total dozens of terminals with oil storage and transport around the world have been affected, with firms reporting that the attacks occurred over the weekend.
But experts caution against assuming this is a co-ordinated attack.
The BBC understands that all three companies' IT systems went down or were severely disrupted.
European oil facilities hit by cyber-attacks
Multiple oil transport and storage companies across Europe have been hacked, the BBC has confirmed.
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