The White House continued to downplay the seriousness of the incident, parsing semantics and attacking the journalist who was inadvertently added to the chat.

A Pentagon-wide advisory that went out one week ago warned against using Signal, the messaging app, even for unclassified information.

Did Defense Secretary Pete Hegseth’s messages detailing planned U.S. airstrikes in Yemen constitute a classified war plan?

The Atlantic’s editor said Pete Hegseth sent operational details of a US attack on the Houthis in a Signal chat.

Defense Secretary Pete Hegseth on Tuesday fended off a reporter’s questions about a leaked Signal chat group about forthcoming strikes on the Houthis in Yemen.

Top Trump administration officials accidentally shared highly sensitive attack plans on Iranian-backed militants in Yemen with ... military operations. Don’t sleep on this opportunity…" Here's what to know about the app. 1. Signal is free and encrypted ...

The security vulnerabilities of using Signal to discuss military operations The news of Trump ... to preserve Signal chat about strikes in Yemen A federal judge on Thursday said he will order ...

A big row has erupted over the Yemen war plan details revealed on a Signal group chat, which inadvertently involved The Atlantic’s Jeffrey Goldberg. Donald Trump’s officials, including Defence Secretary Pete Hegseth and Director of National Intelligence Tulsi Gabbard,

“Their behavior blatantly violated security regulations designed to prevent exactly this kind of leak ... in gallery The Signal app is not authorized for discussing military operations.