A group of President Donald Trump’s cabinet members who inadvertently included the editor of the Atlantic in their Signal ...

A hacker breached TeleMessage, a government-approved messaging app used by Trump administration officials, exposing archived ...

A messaging service used by former National Security Advisor Mike Waltz has temporarily shut down while the company ...

Trump administration officials testify to Congress and Joe Biden slams Trump on dealings with Russia over the Ukraine war.

A Signal archiving tool the Trump administration relied on has suspended operations after two reported hacks, according to ...

TeleMessage, an instant communications app used by some US Government officials, has reportedly been hacked, with private ...

A photo of former national security advisor Mike Waltz's phone drew attention shortly after Trump tapped him to be the U.S.

A clone of the messaging app Signal, which was being used by since-ousted national security advisor Mike Waltz during a ...

The unofficial version of Signal used by Donald Trump's former National Security Adviser Mike Waltz has been hacked, tech ...

President Donald Trump recently suggested he’d rather his administration didn’t use the Signal messaging app. A recent photo ...

Mike Waltz, President Trump's national security advisor, is leaving the White House weeks after he accidentally added a ...

Defense Secretary Pete Hegseth faces a Pentagon watchdog investigation over use of the Signal app to share details of planned ...