An exclusive look at GridEx, the biennial grid security exercise that puts power companies to the test.

It is believed to be the first cyber-related “disruption” in the U.S. power industry on record.

The agreement comes as the ex-Soviet countries look to disentangle themselves from Russian electric infrastructure.

One of the nation's top cybersecurity labs is hacking charging stations to see what happens to power flow on a local grid.

A presidential advisory council has warned that a catastrophic months-long power outage on top of a cyberattack represents a “profound threat [that] requires a new national focus.”

For the first week of November, Plum Island was the guinea pig for a decidedly 21st-century threat: cyberattacks that could hamstring the power grid.