Why the Signal chat leak might have exposed a big legal problem for Trump administration - Lawmakers and legal experts claim the Yemen Signal group chat ‘blatantly violated security regulations design ...

U.S. National Security Advisor Mike Waltz, who started the now-infamous group chat coordinating a U.S. attack against the ...

Messaging app Signal is at the centre of questions about security and the operation of government after a journalist said he had been added to a group chat in which secret and official US plans were ...

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

Excerpts from a Signal chat provide a rare and revealing look at the private conversations of top Trump administration officials as they weighed plans for U.S. strikes.

US president defends key security official after journalist says he was added to group chat about air strikes.

The recent Signal chat leak has caused some to criticize the encrypted messaging app itself. According to two Denver experts, ...

Washington is reeling from an unprecedented leak of the military’s operational plans to strike Yemen’s Houthis, which were shared on a Signal group chat that included a high-profile journalist.

The White House said Monday it has concluded its review into how a journalist was added to a Signal message group chat, as ...

Donald Trump has accused the media of waging a "witch hunt' in its calls for answers over the Signal group chat leak. The president ... agree with my bogus analysis of the law or face impeachment.

Excerpts of a Signal chat published Monday by The ... Below is a reproduction of the chat, with annotated analysis from our reporters. Team – establishing a principles group for coordination ...