A popular messaging app called Signal was recently the preferred communications platform for top officials in the Trump administration to discuss secret war plans. But the use of the app, widely ...

A popular messaging app called Signal was recently the preferred communications platform for top officials in the Trump administration to discuss secret war plans. But the use of the app, widely ...

The recent national security breach involving a Signal group chat has raised concerns regarding the messaging app’s security. Cybersecurity experts are split on how secure the encrypted messaging ...

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, ...

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 because of its robust ...

When White House National Security Adviser Mike Waltz created a group chat using Signal to discuss planning for airstrikes on Iran-backed Houthi rebels in Yemen, it wasn’t the first time Trump ...

Meredith Whittaker has been president of the Signal Foundation since 2022. Photo by Julien De Rosa/AFP via Getty Images As head of the non-profit foundation overseeing Signal, the messaging service ...