A Pentagon-wide advisory that went out one week ago warned against using Signal, the messaging app, even for unclassified information. Several days after top national security officials accidentally ...

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We hear Signal is in the news. As longtime fans of the app, and secure messaging more broadly, we feel like it's our duty at Engadget to ensure you know how to use the software properly. Signal is ...

Depending on how intensively you use the messenger, it can take days for a deleted message to disappear. Signal ignored the bug for half a year.

The Signal team has rolled out a small feature in the latest version of the messenger that lets you pin messages to the top of the chat. Signal has announced a small update coming to its Messenger: ...

The German government suspects that Russia is behind attacks on the messenger Signal. What's behind it and what you should look out for.

A screengrab of a page from a Pentagon-wide memo warning against using the messaging app Signal. Several days after top national security officials accidentally included a reporter in a Signal chat ...