Russia-Linked Wiper Attack on Poland’s Power Grid Foiled
TL;DR
European security firm ESET says a December attack on Poland’s energy sector used a destructive wiper called DynoWiper with the aim of causing outages; the attack was blocked before any power was cut, though it could have affected up to about 500,000 people. Authorities attribute the operation to Russia’s Sandworm/GRU, marking a notable disruptive cyber threat against Poland’s energy infrastructure and underscoring the risk of wiper campaigns.
- Cyberattack Targeting Poland’s Energy Grid Used a Wiper zetter-zeroday.com
- ESET Research: Sandworm behind cyberattack on Poland’s power grid in late 2025 WeLiveSecurity
- Researchers say Russian government hackers were behind attempted Poland power outage TechCrunch
- New DynoWiper Malware Used in Attempted Sandworm Attack on Polish Power Sector The Hacker News
- Russian military intelligence hackers likely behind December cyberattacks on Polish energy targets, researchers say Reuters
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