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

The Trump administration is facing heavy blowback for using Signal, a messaging app, to discuss sensitive military plans. On ...

A messaging app called Signal based in San Francisco was used by the Trump administration to discuss war plans.

It’s a more extensive use of the app than previously reported and sheds new light on how commonly the Trump administration’s national security team relies on Signal.

Democrats and liberal groups have a long history of touting the use of Signal before the Trump administration's Signal chat ...

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

A Biden-era Cybersecurity and Infrastructure Security Agency (CISA) best guidance document shows highly-targeted government ...

With news this week of the messaging app being used to discuss war plans, we get you up to speed on what Signal should be ...

A magazine journalist’s account of being added to a group chat of US national security officials coordinating plans for ...

A Pentagon-wide advisory that went out one week ago warned against using Signal, the messaging app, even for unclassified ...

If you hadn’t heard of Signal before Monday, chances are you have now. The secure messaging app, available for iPhones and Android devices, has long been popular with journalists because of its ...

Signal is the most secure messaging app for your smartphone, but a recent leak from a US government chat group has raised ...