How vulnerable is the grid to cyberattacks, really?

Utility Dive: The Department of Homeland Security (DHS) sent alarm bells ringing across the power sector Monday when it announced that Russian-backed hackers have infiltrated utility control rooms, gaining the "ability to throw switches" and cause potential blackouts in a campaign that claimed "hundreds" of victims.

The announcement, made during an unclassified DHS web briefing, stoked some of the worst fears of power sector leaders — namely of a coordinated attack to compromise electricity delivery across broad swaths of the United States.

Read article