The news comes about a month after the editor-in-chief of The Atlantic was mistakenly added to a separate Signal chat with national security leaders.

Pete Hegseth maintained that he did not text "war plans" over Signal, but did not deny sharing details about military operations with people in his life.

Pete Hegseth just can’t stop himself from using Signal. The defense secretary installed the encrypted-but-unclassified messaging app on a desktop computer in his Pentagon office to work around restrictions that prevent him from using personal devices to communicate with people outside headquarters.