The move comes soon after far-right activist Laura Loomer urged Trump to purge staffers she deemed insufficiently committed ...

The team led by U.S. President Donald Trump's national security adviser, Mike Waltz, set up at least 20 group chats on the ...

President Donald Trump and his administration raised eyebrows about how they handled sensitive national security information ...

The White House’s assertion that the case is closed surrounding national security officials’ use of Signal is getting ...

Both Signal and Gmail have relatively strong ... Other lawmakers argued that beyond the widespread security concerns, it showed a lack of accountability by Republicans or the administration.

The Trump administration wants to move on but I want answers. We deserve to know how this happened.

As with any security-focused app, the security is only as robust as the person using it. Signal is designed to encrypt your ...

President Donald Trump responded to questions about his national security officials using a group chat app that included a journalist, downplaying concerns about sensitive information sharing.

The Atlantic’s Editor-in-Chief was added to a government group chat on messaging app Signal, which is raising security concerns about where sensitive military conversations take place.

The White House concludes its review of the Signal chat leak, prompting calls for accountability and future security measures ...

The National Security Council confirmed the message ... pushed back against concerns Signal is insecure because it is not an official government channel. “The world of encryption is a lot ...