The way that U.S. government agencies respond to cyberattacks against the private sector from nation-state or other high-level adversaries is “fundamentally flawed” and needs to change, an NSA official said.

The Justice Department’s top national security lawyer, who served as the lead for many cybersecurity cases, will be stepping down as of Oct. 15

Homeland security officials want to see the likes of Twitter and Facebook do more to report and delete terrorist accounts.

Senior U.S. intelligence officials acknowledge the United States lacks a deterrence in cyberspace and it's time to get tougher.