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

The Atlantic's editor-in-chief Jeffrey Goldberg revealed the security breach in a first-hand account detailing how Trump 's ...

President Donald Trump on Tuesday downplayed the texting of sensitive plans for a military strike against Yemen's Houthis ...

Signal is an open-source, encrypted messaging app. It's available on Android and iOS devices, and it's free to download and ...

Senior administration officials have struggled to explain why the publicly available app was used to discuss such a delicate ...

Hillary Clinton faced backlash on social media after expressing shock over reports that top Trump administration officials ...