As chief cyber defender of the Defense Department’s networks, Maj. Gen. J. David Bryan understands better than most that the best offense is a good defense. Bryan is commander of the U.S. Strategic Command’s Joint Task Force-Computer Network Operations — a group responsible for defending all DOD networks from attack and initiating cyberattacks when instructed by the president or the secretary of Defense. Bryan would not say whether or not the United States has ever initiated a cyberattack, but he did say that it’s important to strike a balance between the organization’s dual missions and the consequences of failing at either. Full Story