More: Who is Mike Waltz? What to know about Trump official who added reporter to Signal chat Trump and White House press ...

Dave Portnoy has joined the uproar against Donald Trump's tariff plans, lamenting that he's lost $7 million in his portfolio ...

Government systems are not always optimal for the fast-paced environment officials work in, and Signal is an approved ...

Nothing in “Pentagon IG to probe Hegseth’s use of Signal to discuss anti-Houthi operations in Yemen” (Web, April 3) indicates that any investigation is being conducted into the actions of Atlantic ...

Notre Dame professors within the NDSIC program help explain the context, importance and impact of the recent Signal group ...

The Pentagon’s internal watchdog notified the defense secretary of a probe into whether he shared classified information last ...

President Donald Trump confirmed that multiple employees within the National Security Council were fired Thursday, adding to ...

The Pentagon’s official watchdog revealed Thursday that it is conducting an investigation into Defense Secretary Pete Hegseth ...

The White House is clapping back against media reports alleging intelligence officials have been using the end-to-end ...

“A leak of classified information — that’s a federal offense punishable ... information and using encrypted apps to avoid ...

Speaking as a former naval aviator (515 missions during the Vietnam War), the content of the Signal texts that the Atlantic ...

Fallout from the leaked Signal messages between top U.S. cabinet officials is just the latest in an increasing trend of ...