FBI Recovers Deleted Signal Messages Through iPhone Notifications

The FBI successfully recovered private Signal messages from a defendant’s iPhone even after the app was deleted. Learn how this security loophole works and the simple setting you must change today to keep your chats private.

Most of us prefer using the Signal app because it is supposed to be very secure with a remarkable end-to-end encryption system that hides our chats from everyone else. It also has a message-disappearing feature to help us set a message deletion time.

But the Federal Bureau of Investigation (FBI) found a way to read private Signal messages on an iPhone, even after the app was deleted. This was revealed in a court case in Texas that these messages can stay hidden in the phone’s memory longer than we expected.

How the loophole works

The case involves a woman named Lynette Sharp and an attack on a Texas detention centre in July ...