A former FBI agent said that visa overstays are a "national security issue" after 15 people were injured in a terror attack ...

Iranian air defenses were sabotaged by Mossad agents who had smuggled drones and other explosives into Iran, then used them ...

Director of National Intelligence Tulsi Gabbard and CIA Director of AI Lakshmi Raman discussed using the technology to ...

House lawmakers propose a bill requiring the NSA to develop an "AI security playbook" amid Chinese efforts to steal U.S.

He served as Senior Director for the Middle East at the National Security Council during the George W. Bush administration.

Years of covering power struggles and civil wars leads world affairs editor Sam Kiley to question whether Donald Trump is ...