New York City substation, its potential for cascading consequences increases dramatically, but nonetheless is capped by the configuration of the electrical network.

FORBES: Brave New World For Big Apple's Power Grid

Unfortunately, people operate on human time scales and are simply incapable of discovering all of the information about a network that changes from hour to hour and turning that data into changes in the configuration of security devices.

FORBES: A New Approach To Protect Against Cyber Attacks