Key findings: * International sanctions lists contain mistakes in key identifying data of Sergey Korolev, deputy head of Russian Federal Security Service (FSB). * The European Union and Swiss sanctions list the incorrect date of birth of Korolev. Almost all other sanctions lists don’t include the most likely spelling of his

The second-in-command at the Russian Federal Security Service was placed on international sanctions lists with errors in his personal data, potentially enabling him to evade them.