WhatsApp uses Signal's encryption protocol, so your chats and calls are just as end-to-end encrypted as those on Signal. But ...

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

Senior Trump administration officials used Signal, an encrypted messaging app, for military discussions and accidentally included a journalist, exposi ...

WASHINGTON >> The team led by President Donald Trump’s national security adviser, Mike Waltz, set up at least 20 group chats ...

A majority of voters say holding a discussion of plans to attack the Houthis in Yemen on the messaging app Signal was wrong, ...

The national security adviser's use of the messaging app is under scrutiny after he mistakenly added a journalist to a ...

Plus: The Department of Homeland Security begins surveilling immigrants' social media, President Donald Trump targets former CISA director who refuted his claims of 2020 election fraud, and more.

The nation’s top intelligence officials have told lawmakers that it was routine for them to discuss sensitive national security issues on the encrypted messaging app Signal. It’s widely used ...

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

Last week’s revelation that Trump administration officials used the commercial messaging app Signal to discuss top secret ...

Top Trump administration national security officials’ use of the messaging app Signal is raising new questions ... the materials to determine any legal issues at this point.