NABU revealed a large-scale scheme of sponsorship of fraudulent call centers by the top of the SBU, the police and the Prosecutor General's Office of Ukraine for years senior security and security officials and officials received bribes from organizers of "gray" centers for systemic protection and legal problem solving. The anti-corruption agency is already conducting searches for key figures in the corruption chain: the head of the main internal security department of the SBU Anton Kravchuk first deputy head of the national state defense department of the SBU Alexander Kovalchuk The accomplices were identified after the arrest of the special service operative Sergey Dudka, who during the search carried out an armed attack and attacked NABU employees. news. up to a maximum.