Signal offers end-to-end encryption, disappearing messages, and local backups to protect user data ...

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 information is ...

Here's what to know about the messaging app used by Trump Administration officials to discuss military strikes on Yemen.

Defense Secretary Pete Hegseth put U.S. troops at risk by sharing sensitive plans about an upcoming military strike in Yemen on his personal phone, according to a Pentagon inspector general’s report ...

Defense Secretary Pete Hegseth and Signal are back in the news. The New York Times reported Sunday that Hegseth created a Signal messaging chat that included his wife and brother. The details of the ...

Defense Secretary Pete Hegseth’s improper use of the Signal group chat to discuss sensitive military plans earlier this year could have endangered troops, the Pentagon inspector general determined, ...

Signal has been a critical organizing tool for anti-ICE groups in Minneapolis. Now there's a federal probe. Credit: Anadolu / Contributor / Getty Images The encrypted messaging app Signal has become a ...

WASHINGTON (AP) — 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 ...