The new open-source project could serve as the basis for a future of apps with features as complex as Slack, Discord, or Google Docs—but with added protection against surveillance.

The drama this week over the Trump administration Signal group chat about a strike on Houthis in Yemen in which The Atlantic Editor in Chief Jeffrey Goldberg was inadvertently included has been ...

Announced this week, the partnership sees Microsoft follow rivals including Google and Facebook in adopting Signal’s protocol. Originally developed for its own Signal messaging app, the protocol ...

Right now, messages you send in messaging apps like WhatsApp, Signal and Threema are encrypted to guarantee that nobody else can read them - but what if, one day, a computer is invented that is able ...

"So this was not classified," President Donald Trump said at the White House this week. He was talking about an incident where a journalist was accidentally added to a group chat discussing military ...

In a bold move that underscores the growing tension between tech companies and governments over encryption, end-to-end encrypted (E2EE) instant messaging app Signal is considering leaving Sweden over ...

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A team of developers, including the co-creator of the Signal protocol and contributors from Microsoft and Harvard, are ...

A magazine journalist's account of being added to a group chat of U.S. national security officials coordinating plans for airstrikes has raised questions about how highly sensitive information is ...

But Signal isn't the only messaging app that uses end-to-end encryption, and end-to-end encryption isn't the only consideration in choosing a secure messaging app. In addition, secure messaging apps ...

Delta Chat has everything you could want in a private, secure messaging app.