Signal now supports pinned messages in chats, with time limits, admin controls, and support for group conversations.

This is exactly where private messaging apps come to the rescue. These programs are designed to reduce how much of your communication exists beyond your device. They do this by encrypting messages end ...

The Pentagon’s latest report makes one thing clear: Signal protects conversations, but it was never designed to safeguard U.S. war plans — and using it that way carried real risk for American forces.

As the majority of tech companies lean into AI features and AI agents, Signal’s president, Meredith Whittaker, is pushing back. The Signal boss told Fortune that the rise of AI agents poses an ...