High-level Trump officials used the digital messaging app Signal to communicate sensitive details about an impending military ...

Waltz was removed from his job as national security adviser after he accidentally added a journalist to his Signal chat about an attack on Houthis.

In some cases, officers set messages in the Signal app to delete after 24 hours. People in the legal field say that raises ...

Lawmakers from both parties tell TIME they want all of the Signal chat messages after Trump officials insisted none of it was ...

A magazine journalist's account of being added to a group chat of U.S. national security officials coordinating plans for airstrikes has raised questions about how highly sensitive information is ...

WASHINGTON -- Minority Leader Chuck Schumer and top Senate Democrats from national security committees wrote a letter to President Donald Trump seeking more information about reports that members of ...

Add Yahoo as a preferred source to see more of our stories on Google. Signal is considered one of the most secure messengers. However, the app could disappear from the European market if an EU ...

WASHINGTON (AP) — The Pentagon’s watchdog found that Defense Secretary Pete Hegseth put U.S. personnel and their mission at risk when he used the Signal messaging app to convey sensitive information ...

Defense Secretary Pete Hegseth and Signal are back in the news. The New York Times reported Sunday that Hegseth created a Signal messaging chat that included his wife and brother. The details of the ...