The FBI just cracked open Signal texts on an iPhone. Here’s how to lock yours down

The FBI reportedly recovered deleted Signal message previews from cached notification data on an iPhone.

The messages were not decrypted from Signal; they came from data left outside the app through iOS notification previews.

The article also outlines iPhone and Signal settings users can change to keep message content out of previews.

The case shows how encrypted messaging can still be exposed by device defaults and notification features.