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Spain investigates cyber weaknesses at small power plants after blackout, FT reports

Published by Global Banking & Finance Review

Posted on May 13, 2025

1 min read

· Last updated: January 23, 2026

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(Reuters) -Spain is demanding information from small electricity generators on their cyber defences as investigators probing last month’s blackout seek to determine whether they were a weak link

Spain Probes Cyber Weaknesses at Small Power Plants

(Reuters) -Spain is demanding information from small electricity generators on their cyber defences as investigators probing last month’s blackout seek to determine whether they were a weak link exploited by bad actors to bring down the country’s power grid, the Financial Times reported on Tuesday.

Senior government officials have “concerns” about the robustness of cyber defences at small and medium-sized power facilities, notably solar and wind farms, the report said citing one person familiar with the matter.

(Reporting by Mrinmay Dey in Bengaluru; Editing by Jacqueline Wong)

Key Takeaways

  • Spain investigates small power plants' cyber security.
  • Focus on solar and wind farms' cyber defences.
  • Government seeks information from electricity generators.
  • Concerns about vulnerabilities in the power grid.
  • Investigation follows a recent blackout incident.

Frequently Asked Questions

What is the main topic?
The article discusses Spain's investigation into cyber security weaknesses at small power plants following a blackout.
Why is Spain investigating power plants?
Spain is concerned about potential cyber vulnerabilities that could have contributed to a recent blackout.
Which facilities are under scrutiny?
The focus is on small and medium-sized power facilities, particularly solar and wind farms.

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