Russian-linked phishing hits thousands of messaging accounts via fake support tactics, enabling impersonation and data access.

The foreign eavesdropping agency and digital combatant command have not had a permanent leader in place for the past 11 months.

The FBI warned that Russian intelligence-linked hackers are targeting Signal users, including U.S. officials and journalists, ...

Earlier this month, Dutch intelligence agencies had alleged that Russian hackers were carrying out a large-scale cyber campaign.

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.

A combination of strains are threatening morale and even long-term capabilities at the National Security Agency, former U.S. national security officials and others with knowledge of changes at the ...

Users are persuaded in chats initiated by the hackers to divulge security verification and pin codes.

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