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.

Portugal warns foreign state-backed hackers are targeting WhatsApp and Signal accounts used by officials, diplomats, and military staff in a global espionage campaign.

Dutch intelligence says Russian hackers are targeting Signal and WhatsApp accounts through phishing and linked-device abuse, not broken encryption.

Dutch intelligence agencies have warned that Russia-linked hackers breached Signal and WhatsApp accounts belonging to government officials and journalists. The alert, directed at Western governments ...

The messaging app Signal made news in March after a handful of White House officials, including Vice President JD Vance, used the app to communicate with each other (and, inadvertently, a journalist) ...

Moxie Marlinspike, the cryptographic prodigy who wrote the code that underpins Signal and WhatsApp, has a new project—and it could be one of the most important things happening in AI right now. The ...

Almost immediately after news broke that US government officials had inadvertently shared war plans with a journalist last week, misinformation began to fly. Much of it had to do with the inner ...