Hackers did indeed cause Ukrainian power outage, US report concludes

A December outage in Ukraine that caused 225,000 customers to lose electricity was the work of hackers, a report prepared by US Department of Homeland Security officials has determined. The report published Thursday by the DHS Industrial Control Systems Cyber Emergency Response Team largely agrees with analysis provided last month by a member of the SANS industrial control systems team—that the December 23 outage was caused by external hackers.
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