How Hegseth Broke Security Norms in Two Signal Chats: QuickTake

In March, the editor of the Atlantic magazine revealed that he was inadvertently included in a group texting thread with top officials in President Donald Trump’s administration about a US military operation in Yemen. The revelations set off a firestorm of criticism against Defense Secretary Pete Hegseth, national security adviser Michael Waltz, and others in the group for discussing highly sensitive matters on Signal, a commercial messaging app that is off-limits for US officials to exchange sensitive or classified information, despite its reputation for enhanced security.

On April 21, the “Signalgate” controversy took a twist: the New ...