How To Take Down The Power Grid

Ira Wrinkler, who performs espionage or terrorist simulations (or mundanely known as penetration tests) wrote:

"The first time I broke into our country’s electrical power grid was a decade or so ago. Hacking into the control systems set up by utility companies wasn’t surprising then, and it isn’t surprising now. While people find this shocking, it really isn’t. When you think about how insecure computer infrastructures are, why would you think that the power grid would be any more secure? Frankly, the power grid is even less secure than most other computer networks. I wrote about it many times, including some details in my recent book, Spies Among Us." >> More ..

(Text in bold are my emphasis.)