Jack Cushman gives readers a primer on Signal's privacy capabilities in light of the Atlantic's editor in chief being added to a group chat used by American leaders to plan military actions in Yemen.

Until recent news involving the Signal app, it was a relatively unknown messaging app compared with WhatsApp to many ...

Signal is a powerful encrypted messaging app, but it’s not infallible. Learn why it’s great for privacy, yet risky for ...

In a recent political storm, President Donald Trump has reaffirmed his support for National Security Adviser Mike Waltz following a significant incident involving a private chat on the messaging app ...