Drawing on more than 100 interviews with senior intelligence officials and other insiders in multiple countries, this exclusive account details how the US and Britain uncovered Vladimir Putin’s plans ...

In the months before Russian troops entered Ukraine, Western intelligence agencies took the unusual step of exposing parts of ...

Veteran agent reveals how Western security services protect defectors from the Kremlin and help spies escape from Russia if ...

Aldrich Ames, a former counterintelligence officer for the CIA who gained notoriety as a double agent for the Soviet Union and later Russia, has died. He was 84. Ames, who was serving a life sentence ...

Breaching protocol, a Russian official let a name slip during an interview with Interfax, the state news agency. The interview was with a representative of the FSB, the Russian security agency, and ...