WASHINGTON — The Trump administration struggled Wednesday to stem the fallout from revelations that top national security officials discussed sensitive attack plans over a messaging app ... the ...

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 ...

Signal is an end-to-end encrypted messaging app that is considered one of the most secure in the world by security ...

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 ...

Signal is a messaging app. You download it to your iOS or Android device, link your phone number, and you’re ready to go — ...

Another sticky spot is that government regulations require a record of communication. Signal—and other secure messaging ...

The Trump administration’s Signal group texts told a different story. On March 24, The Atlantic magazine Editor-in-Chief ...

Downloads of the app surged in the past week after the Atlantic published White House officials’ texts about a military ...