Back to Blog
Industry
10 December 2025
9 min read

OT Cybersecurity: Protecting Industrial Automation Systems from Cyber Threats

Learn about OT (Operational Technology) cybersecurity, threats to SCADA/PLC systems, IEC 62443, network segmentation, and defense strategies.

OT cybersecuritySCADA securityIEC 62443industrial cybersecuritynetwork security

As industrial systems become more connected through IIoT and Industry 4.0, cybersecurity threats to operational technology (OT) are increasing dramatically.

Common OT Threats

  • -Ransomware targeting SCADA systems
  • -PLC firmware manipulation
  • -Man-in-the-middle attacks on industrial protocols
  • -Insider threats
  • -Supply chain compromises

EDWartens covers OT cybersecurity fundamentals in our advanced automation programs, because secure automation is responsible automation.

Ready to start your training?

EDWartens offers world-class Industry training across 4 countries.

Find Programs