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 ...

Earlier this week, The Atlantic‘s editor-in-chief Jeffrey Goldberg revealed in a startling piece that he’d accidentally been added to a group chat on Signal between key national leadership including ...

Encrypted messaging platform Signal now offers secure backups on iPhone, letting users save and restore messages if they lose access to their device. There are free and paid versions of Signal's ...

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 ...