#CERT #Poland Energy Sector Incident Report - 29 December 2025.
On 29 December 2025, in the morning and afternoon hours, coordinated attacks took place in Polish cyberspace. They were directed at more than 30 wind and photovoltaic farms, a private company from the manufacturing sector, and a large combined heat and power plant supplying heat to almost half a million customers in Poland.
https://cert.pl/en/posts/2026/01/incident-report-energy-sector-2025/
Please note this is the only official and comprehensive report on the incident, previous ESET etc were mostly media hype looking at a very small fraction of the actual attack and not very reliable.
On 29 December 2025, in the morning and afternoon hours, coordinated attacks took place in Polish cyberspace. They were directed at more than 30 wind and photovoltaic farms, a private company from the manufacturing sector, and a large combined heat and power plant supplying heat to almost half a million customers in Poland.
https://cert.pl/en/posts/2026/01/incident-report-energy-sector-2025/
Please note this is the only official and comprehensive report on the incident, previous ESET etc were mostly media hype looking at a very small fraction of the actual attack and not very reliable.