Tom Bossert, White House homeland security adviser, and Jeanette Manfra, chief of cybersecurity for the Department of Homeland Security

North Korea Linked to 'Reckless' Global Cyber Attack

Pyongyang hackers behind WannaCry malware used software flaw first uncovered by NSA

Syrian rebel fighters battle government forces

Report: Arms Supplied by the U.S. to Syrian Rebels Often Fell into the Hands of ISIS

Roughly 90 percent of weapons and ammunition deployed by ISIS were manufactured in China, Russia, and Eastern European countries