A messaging app called Signal based in San Francisco was used by the Trump administration to discuss war plans.

Add Yahoo as a preferred source to see more of our stories on Google. Highly sensitive attack plans on Iranian-backed militants in Yemen were seemingly accidentally shared with a journalist as they ...

The Trump administration is facing heavy blowback for using Signal, a messaging app, to discuss sensitive military plans. On March 24, officials’ usage of the app was revealed after The Atlantic ...

When top White House defense and national security leaders discussed plans for an attack on targets in Yemen over the messaging app Signal, it raised many questions about operational security and ...

The federal office in charge of ensuring cybersecurity at all levels of the government cited the use of encrypted messaging app Signal as a "best practice" for "highly targeted" government officials, ...

A few weeks ago we witnessed an incident where military leaders inadvertently included a reporter in what was supposed to be a closed, secure communication channel, all due to the use of the Signal ...

Branded is a weekly column devoted to the intersection of marketing, business, design, and culture. The controversy around “Signalgate”—top government officials accidentally including a journalist in ...

Top Trump administration officials accidentally shared highly sensitive attack plans on Iranian-backed militants in Yemen with a journalist on the messaging app Signal. Signal is a free, encrypted ...

The FBI and CISA have issued a joint warning to users of encrypted messaging apps as thousands of accounts are compromised.

New York (CNN) — If you hadn’t heard of Signal before Monday, chances are you have now. The secure messaging app, available for iPhones and Android devices, has long been popular with journalists ...