Between the personnel crises and security lapses, the defense secretary’s tenure has gone from bad to worse — to humiliating.

Pete Hegseth has been accused of leaving himself open to hacking by America’s enemies by using his personal phone number in a top security Signal chat that was easily accessible on numerous internet ...

Participants on a Signal group chat discussion about a strike on Houthi targets in Yemen are facing a lawsuit over a request to turn over all conversions they had on the encrypted app over the past ...