WhatsApp uses Signal's encryption protocol, so your chats and calls are just as end-to-end encrypted as those on Signal. But ...

Signal, the encrypted messaging app known for its robust privacy features, has found itself at the center of a significant national security controversy in the United States. The scandal erupted after ...

The chat app, which is run by a nonprofit foundation, has been downloaded 220 million times. Here’s what to know about Signal, including who owns it and whether it’s safe to use.

The White House is defending use of the app, but other government officials and security experts have been highly critical. Here’s why.

Defense Secretary Pete Hegseth and other Trump officials allegedly used Signal for a group chat to discuss a highly sensitive operation.

This follows Monday’s reports that a magazine journalist was added to a group chat of national security officials talking about war plans. ‘Signal,’ the app used for the group chat ...

Secure messaging app Signal has been in the spotlight this week for national-security reasons, but companies can also learn lessons from the Trump administration’s misstep. After national ...

Global downloads of Signal in the past three months jumped by 300 percent compared to the same time period last year.

Signal and WhatsApp are both end-to-end encrypted messaging apps, but they differ in ownership and data collection practices. WhatsApp, owned by Meta, collects metadata on users, while Signal, a ...

Question: What’s the difference between Signal and WhatsApp, and should I switch? Answer: Until recent news involving the Signal app, it was ... been championed by security and privacy experts ...