An investigation is underway over a cyber attack on Ukraine’s power grid last month. The attack, which plunged the northern part of the capital, Kiev, into darkness, is part of a series of strikes on its energy and financial infrastructure, the head of the state-run power distributor said. This event follows a major cyber-attack on Ukraine’s power grid in December 2015, the first of its kind anywhere in the world. Then, Russian-nexus actors caused blackouts in several regions in Ukraine. The actors used spear phishing to plant BlackEnergy3 malware, which was used to disable control system computers. As a result, Ukrainian utilities relied on manual efforts to restore power. “Ukraine became such a big story because it was the first attack in the energy sector,” said Michael John, director at the European Network for Cyber Security, a non-government group that focuses on the safety of Europe’s grids and infrastructure. “It demonstrated it is possible.” Ukraine […]