The encrypted messaging app Signal is receiving renewed attention after high-level members of President Donald Trump's administration inadvertently added a journalist to a group chat discussing ...

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 ...

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

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.