It called the attacks irresponsible, and if they succeeded in disrupting the country's power grid, it could have led to civilian deaths given the timing. "An attack on a power grid at any time is irresponsible, but to carry it out in the depths of winter is potentially lethal to the civilian population dependent on it," Dragos said. "It is unfortunate that those who attack these systems appear to deliberately choose timing that maximizes impact on civilian populations."