Your security program knows about the firewall, but does it know about the elevator?

Your security program knows about the firewall, but does it know about the elevator?
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  • Legacy controllers and outdated protocols remain a major security challenge.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/