A dozen current and former officials confirmed that the encrypted messaging app is used across various agencies — despite ...

Democratic leaders of key House committees are reigniting calling for National Security Advisor Mike Waltz to step down.

Democrats and liberal groups have a long history of touting the use of Signal before the Trump administration's Signal chat ...

Global downloads of Signal in the past three months jumped by 300 percent compared to the same time period last year.

With news this week of the messaging app being used to discuss war plans, we get you up to speed on what Signal should be ...

Signal is in the news because of a security failure; whether or not the app is "secure" depends mostly on how you use it, and ...

A group chat — called “Strike Force” — was created in the encrypted messaging app for the mayor and 14 of his advisers on Jan. 15, in the days before President Donald Trump ...

A popular messaging app called Signal was recently the preferred communications platform for top officials in the Trump ...

The claims spread after members of President Donald Trump's White House accidentally added The Atlantic's editor-in-chief to ...

An Australian government minister and prominent public servants have confirmed their use of Signal and its disappearing ...

Signal is the most secure messaging app for your smartphone, but a recent leak from a US government chat group has raised ...