Brazilian counterintelligence agents unmasked at least nine operatives living in the country for years under false identities.

Russia’s intelligence services turned Brazil into an assembly line for deep-cover operatives. A team of federal agents from ...

The leader of a British-based Russian spy ring which prosecutors said carried out surveillance for the Kremlin was sentenced ...

The spies conducted surveillance for the Russians, targeting journalists, diplomats and dissidents in Britain, Austria, Spain ...

Six Bulgarians convicted for belonging to a Russian espionage cell were given jail terms of up to 10 years by a U.K. court.

They might look like lost tourists who are unkempt and overloaded with gear. But Latvia’s intelligence agency said Wednesday ...

LONDON (Reuters) - Wirecard fugitive Jan Marsalek and the leader of a British-based Russian spy ring discussed sourcing ...

A Bulgarian man who was the ringleader of a Russian spy ring in the U.K. has been sentenced Monday to more than 10 years in prison ...