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

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

Americans got a fly-on-the-wall view of a group working together to execute the president’s policy.

Reports of 20 Signal chats and Waltz’s Gmail mark at least four major security liabilities uncovered since Signalgate.

"My head exploded when I heard the Trump Administration carelessly leaked classified information about a planned U.S.

President Donald Trump ‘s national security adviser who appeared to inadvertently add a journalist to a group chat discussing ...

Just seven days after the Signal chat scandal erupted, the White House announced that it doesn’t want to talk about it ...

We’ve spent more time debating the security breach than we have scrutinizing whether an extensive U.S. strike campaign in ...

It’s a more extensive use of the app than previously reported and sheds new light on how commonly the Trump administration’s national security team relies on Signal.

While you may think your text messages are secure and private, settings on your phone may make you vulnerable to an attack.

The White House denies that classified information was shared when The Atlantic editor Jeffrey Goldberg was added to a group ...

Use of Signal lacks accountability In response to the open forum letter from Mr. Massaro regarding Signal chat accountability, I whole-heartedly agree. Transmitting sensitive information in this ...