All news on the topic: Federal Security Service

Ukrainian counterintelligence investigators say they have dismantled a Russian plot to assassinate the President Volodymyr Zelensky along with other senior political and military figures

The death toll for the horrific concert hall attack in a suburb of Russia's capital Moscow continues to climb and is currently at 137. Four men have so far been charged

The site near Skilne, Crimea, is a Federal Security Service [FSB] building used by Russian border guards who control the movement of people in Vladimir Putin's illegally annexed slice of Ukraine

Sources say axing Alexander Bortnikov could be seen as an attempt to pin the blame on Vladimir Putin's failing war against Ukraine or even to prevent a possible coup among figures vying for prowess