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

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

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. Signal is a ...

Former national security officials reacted with shock and horror to revelations in The Atlantic that top members of President ...

The so-called vulnerabilities mentioned regarding Signal are not with the app or its security. Instead, the issues are related to what is always the weakest link with any digital communications ...

President Donald Trump's second administration has not been lacking in scandal. Several of the largest incidents involve ...

Four sources tell Politico they were aware of at least 20 chat groups, all four confirmed sensitive information was discussed ...

Mike Waltz faces criticism for using Gmail for official duties, with concerns raised about the management of sensitive ...

Along with the political problems of “Signalgate,” there are other more serious issues confronting the U.S. government. That’s particularly true for the NSA, according to Bruce ...

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.