EPFL Encryption is a way to ensure that data sent from one device to another can't be read if intercepted. But what if the ...

A U.S. appeals court on Monday denied a request by the Trump administration to pause a lower court's decision blocking ...

Until recent news involving the Signal app, it was a relatively unknown messaging app compared with WhatsApp to many nontechnical users.

WTOP’s Data Doctors compares Signal and WhatsApp to take a look at whether it’s worthwhile to make a switch from one ...

The Signal App gained fame last Monday after a major embarrassment struck President Donald Trump’s National Security Advisor ...

Signal is a messaging app. You download it to your iOS or Android device, link your phone number, and you’re ready to go — ...

Nahal Toosi is POLITICO’s senior foreign affairs correspondent. She has reported on war, genocide and political chaos in a career that has taken her around the world. Her reported column, Compass, ...

Signal is the most secure messaging app for your smartphone, but a recent leak from a US government chat group has raised ...

Typically, I assume, those sorts of conversations aren’t had using consumer messaging platforms on the Secretary of Defense’s iPhone. Also, I sort of assume that the people involved are smart enough ...

Signal is one of the most secure encrypted chat apps, but it isn’t infallible. BlackCloak founder and CEO Chris Pierson joins ...