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.

FBI Warns of Russian Phishing Targeting Signal and WhatsApp Users Cybersecurity officials are sounding the alarm after the FBI warned ...

Meta is fighting back as attackers continue to target Facebook, Messenger and WhatsApp users. Here’s what you need to know.

Dutch intelligence warns that attackers are hijacking Signal and WhatsApp accounts by tricking users into sharing verification codes or linking a malicious device.

Update, 7:11 p.m. ET: A Meta representative reached out to 9to5Mac and provided the following statement: “We are grateful to the University of Vienna researchers for their responsible partnership and ...