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

Signal’s robust privacy features ... A current CISA employee told POLITICO that it was not an option for workers at the agency to download the app onto their government-issued devices.

Trump’s former national security adviser lets loose on the leaked Signal group chat and Trump’s foreign policy.

Her quotes capped off a remarkable, weeklong stretch that began after The Atlantic’s editor-in-chief, Jeffrey Goldberg, ...

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

Senate Intelligence ranking member Mark Warner (D-Va.) on Sunday slammed the White House officials involved in the Signal breach scandal, saying they risked American lives and calling into question ...

The inquiry will examine whether the Pentagon chief violated the agency’s standards for sharing classified information.

The team of President Donald Trump's national security adviser, Mike Waltz, set up at least 20 group chats on the commercial ...

The Oklahoma Republican is one of few members of his party publicly calling for further investigation into the national ...

A furious crowd confronted Indiana Rep. Victoria Spartz at a Friday night town hall. And she’s set to do it all over again.