The Signal group chat included several top Trump administration officials as well as a journalist. Here's what to know about ...

The app has no ads, does not track users' data, and does not store any metadata such as timestamps, internet addresses or ...

Signal has estimated 40-70 million monthly users - making it pretty tiny compared to the biggest messaging services, WhatsApp ...

Signal is a messaging app that uses end-to-end encryption to keep your messages private — not even the company that makes the ...