The nation’s top intelligence officials appeared before a Senate committee, a day after a report emerged that Trump administration officials discussed Yemen strikes in an unclassified group chat.

Signal is a free app that cybersecurity experts consider to be one of the most secure messaging services because of its ...

The content of the Trump administration's leaked Signal messages discussing strikes against the Houthis was the 'stuff of ...

The app, which was introduced in 2014 and has hundreds of millions of users, is widely viewed as the safest messaging tool ...

Signal President Meredith Whittaker defended the app’s security after reports that Trump officials mistakenly added a ...

The most important part of the Signal snafu remains the fact that the secretary of defense posted sensitive information about ...

Chalmers’ failure to hike national security spend in line with US expectations shows Labor doesn’t want a national security ...

President Donald Trump and top US intelligence officials raced Tuesday to stem a growing scandal after a journalist was ...

The US’s airstrikes on Yemen have reportedly killed dozens of civilians, with the US twice bombing a cancer hospital.

Body language expert Judi James told The Mirror of the Trump administration texts: 'Group chat messaging like this reduces ...

A high-profile data leak sheds light on a privacy app popular among journalists and Beltway types. Is it safe?

The blow-by-blow of an American military strike on Yemeni Houthis, inadvertently shared with a journalist from The Atlantic ...