Here's what to know about the messaging app used by Trump Administration officials to discuss military strikes on Yemen.

As national security services warn that Russian hackers are currently engaged in new global attacks against WhatsApp and Signal users, here’s how to stay safe.

Signal, the secure messaging app, warned that "government officials and journalists" had experienced their accounts being ...

Signal says its systems are secure but it is taking reports of targeted attempts to hack some officials "very seriously".

Dutch intelligence says Russian state hackers are targeting Signal and WhatsApp users through phishing, fake support messages, and device-linking scams.

Russian hackers allegedly pose as "Signal support" and try to phish victims. The scheme has already compromised the messages of Dutch government employees.

Signal, the encrypted messaging app trusted by security-savvy users around the world, has confirmed that hackers have managed to takeover accounts — with government officials and journalists among ...

A magazine journalist's account of being added to a group chat of U.S. national security officials coordinating plans for airstrikes has raised questions about how highly sensitive information is ...

Defense Secretary Pete Hegseth and Signal are back in the news. The New York Times reported Sunday that Hegseth created a Signal messaging chat that included his wife and brother. The details of the ...

As the European Union EU is currently discussing Chat Control, which threatens end-to-end encryption, Surfshark’s study of popular messaging apps reveals that 90% use end-to-end encryption. The study ...