The Signal group chat included several top Trump administration officials as well as a journalist. Here's what to know about ...

The app has no ads, does not track users' data, and does not store any metadata such as timestamps, internet addresses or ...

White House staffers have come under fire after allegedly using the app to discuss sensitive foreign policy plans.

Top national security officials for President Donald Trump, including his defense secretary, texted war plans for upcoming ...

The encrypted messaging app Signal has been thrust into the news cycle thanks to accidental addition of the editor-in-chief ...

US president defends key security official after journalist says he was added to group chat about air strikes.