A senior White House aide’s messages were shared with a newspaper after he used Signal in a crowded public place.
In the wake of the assassination of Charlie Kirk, some in Congress are again calling for increased security protection for lawmakers.
The Senate confirmed Mike Waltz as the U.S. ambassador to the United Nations, filling the final Cabinet position after delays ...
National Insider Threat Awareness Month, observed each September, is a time for the U.S. government and its agencies to ...
The former national security adviser came under fire for inadvertently inviting a journalist to a Signal chat in which he and other top officials discussed war plans.