The Pentagon is reeling as Pete Hegseth faces growing instability within his ranks, following an escalating scandal over a ...

The Pentagon has dismissed the chief aide to Defense Secretary Pete Hegseth, particularly amid the scandal over the data leak ...

Signal's encryption protocol is open source, meaning anyone that it's freely available for anyone to inspect, use or modify. The encryption protocol is also used by another popular chat service ...

A third top Pentagon official was placed on administrative leave Wednesday in the fallout of a major leak of sensitive U.S.

The diplomat expressed hope that the Signal lapse was due to a lack of experience in government rather than a deliberate disregard for security. Asked if he had concerns about sharing intelligence ...

A watchdog group has said the exchanges on the Signal app were federal records, and sued in an effort to preserve them.

A lawsuit over the Trump administration’s infamous Houthi Signal group chat has revealed what steps departments took to ...

CIA Director John Ratcliffe and other members of the infamous "Houthi PC" group chat were ordered to preserve all messages on March 27 ...

Federal Judge James Boasberg, the chief U.S. district judge in Washington, on March 27 ordered Ratcliffe—along with Defense Secretary Pete Hegseth, Secretary of State Marco Rubio, Treasury Secretary ...