Iran cyber actors disrupting US water, energy facilities, FBI warns

Iranian-affiliated actors have escalated intrusions targeting critical US water and energy facilities, in some cases disrupting operations, the FBI and American cyber defense agencies said on Tuesday.

The US government alert comes as the war lted by the US and Israel enters its sixth week, with President Donald Trump threatening to wipe out Iran's civilization before Pakistan convinced him to agree to a two-week ceasefire.

Iran's cyber intrusions targeting critical infrastructure have been ongoing since March, according to the feds, and they aim to disrupt operational technology (OT) devices, specifically programmable logic controllers (PLCs) manufactured by Rockwell Automation/Allen-Bradley. 

PLCs are used to control and monitor industrial equipment in water treatment plants, food production sites, oil refineries, power grids, and other critical facilities, and they've been a longtime favorite target of Iranian cyber crews.

In 2023, the FBI and friends blamed a series of attacks targeting Unitronics ...