Attackers disrupted water systems in at least seven U.S. states by remotely accessing internet-facing programmable logic controllers, prompting federal investigators to examine possible links to Iran-backed hackers. Honeywell’s survey shows many critical infrastructure organizations still lack full visibility into building automation systems and IoT devices, which can slow recovery from outages and incidents. #FBI #EPA #HoneywellTechnologies
Keypoints
- Attackers remotely accessed PLCs used in U.S. water systems.
- Federal agencies are probing possible links to Iran-backed hackers.
- Many organizations do not continuously monitor building automation and IoT devices.
- Complete asset inventories are linked to faster recovery after major incidents.
- Legacy controllers and outdated protocols remain a major security challenge.
Read More: https://www.helpnetsecurity.com/2026/09/24/ot-asset-visibility-challenges/