Signal has estimated 40-70 million monthly users - making it pretty tiny compared to the biggest messaging services, WhatsApp ...

The encrypted chat app beloved by Elon Musk and foreign dissidents has been embraced by federal government workers, DOGE and ...

Signal is a messaging app that uses end-to-end encryption to keep your messages private — not even the company that makes the ...

A messaging app called Signal was recently the preferred communications platform for top officials in the Trump ...

Trump's defense and intelligence officials accidentally included the editor of The Atlantic to a classified military chat.

The conversation among the defense secretary and other national security officials on a commercial messaging app mistakenly ...

Signal, the most secure widely available messaging app, has become a go-to resource. Its shortcomings are why its use by Pete ...

A high-profile data leak sheds light on a privacy app popular among journalists and Beltway types. Is it safe?

The inadvertent leak raises questions about the use of the publicly available encrypted Signal messaging app by government ...

Everyone is busy chatting online today. However, privacy and security are an increasing concern. Data leakers and hackers are ...

A magazine journalist’s account of being added to a group chat of U.S. national security officials coordinating plans for ...

Experts say that the problem should be easy to solve by creating an in-house system for secure, fast communications.