Coordinated Cyberattacks Disrupt Communications at Wind, Solar, and Heat Facilities in Poland
APTcyber_warfaresecurityCERT_PolskaDynoWiperhackinghacking_newsinformation_security_newsIT_information_securityPierluigi_PaganiniPolandSecurity_Affairssecurity_newsStatic_Tundra
On December 29, 2025, CERT Polska reported coordinated cyberattacks targeting over 30 wind and solar farms in Poland, as well as a manufacturer and a combined heat and power (CHP) plant supplying heat to nearly 500,000 people. The attacks disrupted the communications of the affected infrastructures. No additional technical details, such as the attack vector or the tool used (e.g., DynoWiper), were specified in the report. The impacts included operational disruptions with no mention of physical damage.