Trump's defence secretary, who faced claims over drinking and sexual misconduct, now finds himself at the heart of one of ...

Top lawmakers say the White House must provide a full accounting of actions surrounding sensitive military information shared ...

Top national security officials for President Donald Trump, including his defense secretary, texted plans for upcoming ...

Officials in the former president’s administration, though, said they never used the app for classified information — and ...

National Intelligence Director Tulsi Gabbard would not say if she participated in Signal chats on her personal phone.

The CIA Director and the Director of National Intelligence testified that they did not share classified information in a ...

Director of National Intelligence Tulsi Gabbard and CIA director John Ratcliffe testified in a Senate Intelligence hearing ...

Calls have been growing for National Security Adviser Mike Waltz to stand down after he invited a reporter to a private White House group chat on Signal.

Former Defense Secretary Lloyd Austin's alleged Signal leak raises questions about double standards and national security. Would Republicans demand his resignation if he were a White House official?

Experts who spoke with Military.com said it's highly unlikely that operational details at the level Goldberg described would ...

Top Trump officials including Defense Secretary Pete Hegseth and Vice President JD Vance allegedly discussed the details of a ...