Secretary of Defense Pete Hegseth has faced multiple allegations of sharing classified information on Signal, a commercially ...

The Yemen attack timeline that Defense Secretary Pete Hegseth posted to a Signal chat group would have been so highly classified, under Pentagon guidelines, that the details should have been ...

Washington — The Signal group chat that conveyed details of the timing and weapons descriptions of a planned attack against the Houthis in Yemen included the names or initials of 18 Trump ...

Here’s what to know about the reports of another group chat in which the Defense Secretary shared sensitive information.

The Navy is disciplining at least two members of SEAL Team 4 after racist memes were shared in a Signal chat to a Black ...

Days after former National Security Adviser Mike Waltz was caught using a knock-off Signal app, a hacker broke into the ...

A hacker breached TeleMessage, a government-approved messaging app used by Trump administration officials, exposing archived ...

More than a month after he drew criticism for using Signal to discuss an impending military attack, Waltz was seen using what appears to be a different messaging app to message others in the Trump ...

Signal isn't happy with Microsoft's Recall feature. In response, the app now blocks Recall screenshots by default on Windows ...

A new analysis of TM Signal’s source code appears to show that the app sends users’ message logs in plaintext. At least one top Trump administration official used the app.