Gas is still flowing – and never stopped – but at least three of the four companies operating pipelines admitted they were hit by a cyberattack this week on their electronic systems for communicating with their customers.

Oneok Inc., which operates natural gas pipelines in the Permian Basin in Texas and the Rocky Mountains region, said Tuesday it disabled its system as a precaution after determining that a third-party provider was the “target of an apparent cyberattack.”

A day earlier, Energy Transfer Partners LP, Boardwalk Pipeline Partners LP, and Chesapeake Utilities Corp.’s Eastern Shore Natural Gas reported communications breakdowns. Eastern Shore said its outage occurred on March 29

The Department of Homeland Security said Monday it was gathering information about the attacks had no immediate comment.


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Berkana' s CISO Graham Speake is quoted in article

About the author

Graham Speake is an expert on security related to operational systems.