Democratic lawmakers heaped criticism on the administration for handling highly sensitive information carelessly.

Senate Democrats challenge testimony over the nature of messages reported by the Atlantic’s Jeffrey Goldberg.

The White House deputy chief of staff and Mr. Trump’s homeland security adviser was identified as “S M” in the Signal chat.

A 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 supposed to ...

President Trump on Tuesday acknowledged a mistake occurred when a journalist was swept up in a text message chain with top ...

Officials inadvertently added a reporter to an unsecured group chat discussing plans for a U.S. attack on Houthis in Yemen. Here's a look at a timeline of the events.

President Donald Trump’s top intelligence officials claimed on Tuesday that they did not share any classified materials in a ...

National security leaders’ use of Signal to discuss plans for airstrikes in Yemen made for a contentious hearing Tuesday, as ...

Social media users were quick to seize on to memes and jokes after The Atlantic's top editor was added to a national security ...

President Donald Trump is downplaying the texting of attack plans to a group chat that included a journalist as “the only ...

OpenAI has a new version of Advanced Voice Mode for paid users of ChatGPT that is more personable and interrupts people less ...