Secretary of Defense Pete Hegseth reportedly had the messaging app Signal set up on several Pentagon office computers in an effort to get around a ban on personal phones. According to the Washington ...

'Signalgate' continues to rumble on, with even more of the Signal messages that were shared between Trump officials – and, inadvertently, The Atlantic – revealed today. But how exactly did this group ...

WASHINGTON, April 2 (Reuters) - The team led by U.S. President Donald Trump's national security adviser, Mike Waltz, set up at least 20 group chats on the commercial Signal app to coordinate official ...

WASHINGTON — Defense Secretary Pete Hegseth had an internet connection that bypassed the Pentagon's security protocols set up in his office to use the Signal messaging app on a personal computer, two ...

The security of U.S. government officials’ communications has come under the spotlight again after a modified Signal app used to archive data from third-party messaging apps was hacked in less than 30 ...

Democrats stretching back nearly a decade have touted the use of the encrypted messaging app Signal, long before the Trump administration came under the national spotlight for using the app to discuss ...

LONDON (AP) — A magazine journalist’s account of being added to a group chat of U.S. national security officials coordinating plans for airstrikes has raised questions about how highly sensitive ...

Signal is back in the headlines, but this time it's not for a security breach, but rather a high-profile example of how it's designed to work. Recent news highlighted an incident where classified ...

This is your signal to invest in secure messaging. After The Atlantic’s editor-in-chief, Jeffrey Goldberg, was mistakenly added to a Signal group chat involving top White House officials, it begs the ...