New York — At least four US pipeline groups had their electronic systems for communicating with customers shut down in the past few days, with three confirming it resulted from a cyberattack. On Tuesday, Oneok, which operates natural gas pipelines in Texas and the Rocky Mountains region, said it disabled its data system as a precaution after determining that a third-party provider was the "target of an apparent cyberattack". On Monday, Energy Transfer Partners, Boardwalk Pipeline Partners and Chesapeake Utilities Corporation’s Eastern Shore Natural Gas reported breakdowns, with Eastern Shore saying its closure occurred on March 29. The homeland security department, which said on Monday it was gathering information about the attacks, had no immediate comment. "We do not believe any customer data was compromised," said the Latitude Technologies unit of Energy Services Group, which Energy Transfer and Eastern Shore identified as their third-party provider. The attacks follow a US gover...

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