Just as the US security establishment is recovering from blowback over the leak of a Signal chat detailing Yemen attack plans ...

Should the NSA be concerned about security flaws in Signal? Bruce Schneier argues that it should, especially in light of the recent SignalGate controversy, because the US's foreign adversaries now ...

It was an unfiltered glimpse into how American power now communicates, coordinates and sometimes confuses itself.

Rep. Seth Moulton has criticized the Trump administration for its response to the use of Signal by high-level officials to ...

Her quotes capped off a remarkable, weeklong stretch that began after The Atlantic’s editor-in-chief, Jeffrey Goldberg, ...

As the Trump administration grapples with the fallout from Signalgate, a new and bizarre bit of whataboutism has emerged as a ...

The actual mechanics of the theory remain unclear, as neither Trump—nor any of its proponents—have offered details.

Democratic Sen. Mark Warner said had information been leaked from national security officials' Signal chat on plans to bomb the Houthis, lives could have been lost.

President Donald Trump was left fuming after National Security Advisor Mike Waltz admitted to accidentally adding a ...

The president told NBC News he 'couldn't care less' if tariffs raise some auto costs. He also addressed the shocking Signal chat leak and obtaining Greenland.

Amid the fallout over the Signalgate group chat between national security officials that inadvertently included the editor of ...