Secretary of Defense Pete Hegseth has faced allegations of sharing classified information on Signal, a commercially available ...

Hackers say they have breached the message archiving system Trump officials have adopted since the Signal chat debacle in ...

Mike Waltz's exit from the Trump administration comes on the heels of the Signal chat scandal. Here's what happened.

In the messages leaked in March by Atlantic magazine editor Jeffrey Goldberg, who was inadvertently included in the chat ...

The Trump administration fired NSC advisor Mike Waltz and other staffers with the national security counci, Fox News Digital ...

Mike Waltz, the national security adviser for President Donald Trump, is seen in photos using Signal during a Cabinet meeting ...

Waltz was among high-ranking members of the administration who accidentally shared plans about a forthcoming U.S. military ...

Laura Loomer has also targeted the Florida Republican, telling Trump he needs to purge aides who she believes are ...

National Security Adviser Mike Waltz is leaving the Trump Administration after he added The Atlantic's Goldberg to a Signal ...

WASHINGTON (AP) — White House national security adviser Mike Waltz is leaving the administration just weeks after it was ...

White House national security adviser Mike Waltz is leaving the Trump administration just weeks after it was revealed he ...

Defense Secretary Pete Hegseth used Signal more extensively for official Pentagon business than previously disclosed, engaging in at least a dozen separate chats, people familiar with his management ...