Signal Private Messenger is available for free worldwide for both iOS and Android and allows its millions of users to send texts, videos, and files, make voice and video calls, and shield your ...

Signal protects conversations, but it was never designed to safeguard U.S. war plans — and using it that way carried real ...

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 ...

LONDON (AP) — 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 ...

The messaging app Signal made news in March after a handful of White House officials, including Vice President JD Vance, used the app to communicate with each other (and, inadvertently, a journalist) ...

The Pentagon’s watchdog found that Defense Secretary Pete Hegseth put U.S. personnel and their mission at risk when he used ...

LONDON — 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 ...

Sign up for it here.For nearly nine months, Trump-administration officials have defended top national-security leaders who ...

Outgoing National Security Advisor Mike Waltz was photographed during a Cabinet meeting using an app labeled "TM SGNL". The app, which appeared to be a modified version of the encrypted messaging app ...