( I have been pointing this out for years. The grid is broken. Not only is it NOT secure, it is horribly out dated.)
Total Power and the need to secure America's electrical grid.
In Total Power, Mills shows how vulnerable the U.S. electrical grid is to attack.
By Justen Charters
https://strikesource.com/2020/11/01/total-power-and-the-need-to-secure-americas-electrical-grid/
Book