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

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

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.

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

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

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 ...

Democratic leaders of key House committees are reigniting calling for national security adviser Mike Waltz to step down.

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

Jeffrey Goldberg, editor-in-chief of The Atlantic, decried assertions he had never spoken with national security adviser Mike Waltz before being included in a Signal group chat with top Trump ...

Spartz said she would not back resignations for the officials involved, though she conceded “it’s not a good situation” and that there was classified information included in the Signal chat.