Monday’s ceremony caps a series of high-level national-security events in Washington, D.C.

Sean Curran, the head of President-elect Trump's personal security detail, will be tapped to lead the U.S. Secret Service, ...

Former CIA analyst Asif William Rahman pleads guilty to leaking classified documents about Israel's military plans against ...

Asif William Rahman has pled guilty to transmitting classified national defence information, US Justice Department says.

The move to strike a plea deal will take decisions over Asif William Rahman’s fate away from Trump appointees.

The job of the homeland security secretary is to adapt almost continuously to pressures from the department, the public and ...

Steve Bannon, the former chief strategist for Donald Trump, has publicly criticised Elon Musk over his influence in U.S.

A second man has been charged with assisting Daniel Khalife after he escaped from HMP Wandsworth. Adeel Khan, 30, of Waltham ...

For federal government professionals whose roles require access to classified information, maintaining a security clearance ...

Musk and Ramaswamy should target the vast classification complex if they want to root out the real abuses of government.

The letter’s signatories include a network of retirees who have held top-secret security clearances at national security agencies, contractors, and the U.S. military, living in Fairfax County ...