U.S. Marine Sergeant Michael Kidd works on a computer at ECPI University in Virginia Beach, Virginia, February 7, 2012.
Samantha Sais / Reuters

During the July 4 holiday weekend, the latest in a series of cyberattacks was launched against popular government Web sites in the United States and South Korea, effectively shutting them down for several hours. It is unlikely that the real culprits will ever be identified or caught. Most disturbing, their limited success may embolden future hackers to attack critical infrastructure, such as power generators or air-traffic-control systems, with devastating consequences for the U.S. economy and national security.

As Defense Secretary Robert Gates wrote earlier this year in these pages, "The United States cannot kill or capture its way to victory"

This article is part of our premium archives.

To continue reading and get full access to our entire archive, you must subscribe.

Subscribe