TLDR Tech / InfoSec
US agencies alert: Iran-linked actors target critical infrastructure PLCs
FBI and CISA issued a joint advisory warning that Iran-linked APT actors, including IRGC-affiliated CyberAv3ngers, are targeting internet-exposed Rockwell/Allen-Bradley CompactLogix and Micro850 PLCs via overseas leased infrastructure and Studio 5000 Logix Designer, manipulating HMI and SCADA displays across government, water, and energy sectors, with activity suggesting possible expansion to Siemens devices.
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