Defense Secretary Pete Hegseth directed the installation of Signal, a commercially available messaging app, on a desktop computer in his Pentagon office, said three people familiar with the matter, ...

US Defense Secretary Pete Hegseth risked endangering troops by using the Signal messaging app to discuss a strike on Houthis in Yemen, sources say a Pentagon watchdog report finds.Key points Hegseth's ...

WASHINGTON, D.C. – The Pentagon's internal watchdog has concluded a monthslong review of Secretary of Defense Pete Hegseth's improper use of the Signal app to discuss sensitive military operations.

WASHINGTON (AP) — The Pentagon’s acting inspector general announced Thursday that he would review Defense Secretary Pete Hegseth’s use of the Signal messaging app to convey plans for a military strike ...

The review of War Secretary Pete Hegseth’s use of the Signal app to discuss sensitive information found that he violated some department protocol. The War Department Office of Inspector General ...

A hacker got access to the data of more than 60 government officials after breaching a communications service used by former national security adviser Mike Waltz and others, according to a review by ...

WASHINGTON — The Pentagon’s watchdog found that Defense Secretary Pete Hegseth put U.S. personnel and their mission at risk when he used the Signal messaging app to convey sensitive information about ...

Defense Secretary Pete Hegseth and his embattled, shrinking coterie of senior advisers faced new allegations of malfeasance on Sunday, with a report alleging that Hegseth shared sensitive, advance ...

The security of U.S. government officials’ communications has come under the spotlight again after a modified Signal app used to archive data from third-party messaging apps was hacked in less than 30 ...

LONDON (AP) — A magazine journalist’s account of being added to a group chat of U.S. national security officials coordinating plans for airstrikes has raised questions about how highly sensitive ...

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