The Trump administration's use of Signal for military discussions, including a journalist, raises national security concerns.

A data breach has exposed personal contact information of high-ranking US officials like National Security Adviser Mike Waltz, Director of National Intelligence Tulsi Gabbard, and Secretary of Defense ...

The most important intelligence sharing network in the west is being ruined by America - here’s how - ANALYSIS: The vital ...

Director of National Intelligence Tulsi Gabbard has revealed that Signal, an encrypted messaging app, is now pre-installed on ...

Jeffrey Goldberg, editor of The Atlantic who published a report about senior US officials sharing sensitive information with ...

A diverse set of foreign actors are targeting US health and safety, critical infrastructure, industries, wealth and ...

The private data of several top security advisers to Donald Trump have been found online amid the Signal leak scandal.

The Atlantic published a report on Wednesday saying it had come to believe that “people should see the texts in order to ...

After the two-day fiasco over the sharing of classified information on plans discussing attacks on Houthis in Yemen in a chat ...

WASHINGTON, DC – U.S. Director of National Intelligence Tulsi Gabbard acknowledged on March 26 that it was a “mistake” for a ...

In a House Intelligence Committee hearing, Tulsi Gabbard claimed no classified information was shared, prompting Democrats to ...

Highly sensitive information belonging to several top national security officials from the Trump administration—including passwords and cell phone numbers linked to their Signal accounts—is publicly ...