It’s a more extensive use of the app than previously reported and sheds new light on how commonly the Trump administration’s ...

The controversial conservative government blueprint Project 2025 included a training video addressing whether Republican ...

Signal has been widely used during political rallies and social movements ... “These actions could have compromised the ...

The Trump administration’s Signal chat leak represents the "profound" risk of "uncontrolled communication," which could have ...

With the spotlight on public officials having delicate conversations on the app, is it still safe to use for people in the ...

A German news website said it was "particularly easy" to obtain Pentagon chief Pete Hegseth's private contact information.

The Signal chat scandal sent shock waves around the world — all the way from Washington, DC, to Yemen — and the extraordinary breach will have lasting implications for US national security.

Nahal Toosi is POLITICO’s senior foreign affairs correspondent. She has reported on war, genocide and political chaos in a career that has taken her around the world. Her reported column, Compass, ...

In public, White House National Security Advisor Mike Waltz is struggling. In private, there's reason to believe his troubles ...

His primary focus is on President Biden, Vice President Harris and political issues across the country ... That's what happened." Signal only allows users to add people to chat groups by phone ...