Hackers behind cyberattack against Poland electric grid in Dec disabled communication devices for at least 30 sites across a number of energy facilities in country. They rendered the devices - known as remote terminal units or RTUs - not only inoperable but also unrecoverable

Attack Against Poland's Grid Disrupted Communication Devices at About 30 Sites
The hackers behind a cyberattack that targeted Poland's grid infrastructure in December disabled communication devices for at least 30 sites across a number of energy facilities in different parts of ...