Democrats on the Senate Homeland Security Committee say the reported use of Signal and Gmail by national security officials creates major cybersecurity risks.

National Security Advisor Michael Waltz and a senior aide used personal Gmail accounts for government communications, ...

Democratic leaders of key House committees are reigniting calling for National Security Advisor Mike Waltz to step down.

Even less secure than the Russian-compromised Signal app, Mike Waltz and his team are reportedly using personal Gmail ...

Last week, National Security Advisor Michael Waltz inadvertently invited a journalist to a Signal chat discussing a planned ...

Senior members of the Trump administration’s National Security Council — including its top national security adviser, Michael ...

Gmail is even less secure than Signal, the encrypted messaging app that’s available to the public. The use of the email service is the most recent instance of top national security officials ...

The White House is clapping back against media reports claiming intel officials have been using the end-to-end encrypted ...

The Gmail accounts were used to discuss “sensitive military positions and powerful weapons systems relating to an ongoing ...

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