US Agencies Warn of Iranian-Linked Targeting of Industrial Control Systems

US federal agencies have issued an updated advisory detailing techniques used by Iranian-linked actors to compromise programmable logic controllers (PLCs) from Siemens, Schneider Electric, and Rockwell Automation. The advisory highlights a persistent threat to critical infrastructure, though it remains unclear if specific successful breaches have occurred at these firms. This development underscores the ongoing escalation in state-sponsored cyber-espionage targeting industrial operational technology.