Clean-Energy Giant Invenergy Suffers Hack Claimed by REvil (1)

U.S. clean-power giant Invenergy LLC said it found unauthorized activity on some of its systems, while REvil, the group behind the recent cyberattack on meat giant JBS SA, said it was behind the latest hack.

The Chicago-based renewables developer said it has investigated the intrusion and saw no impact on its operations.

“At no time were Invenergy’s operations impacted and no data was encrypted,” the company said in an emailed statement Friday. “Invenergy has not paid and does not intend to pay any ransom.”

The disclosure follows recent cyberattacks that took down the largest U.S. gasoline pipeline and the largest ...