The second book by N.S. Kirmelya talks about the counterintelligence agencies of the White movement. The priority direction in their activities was to ensure the security of ruling regimes in the political, financial and economic spheres. On the pages of the book, the author talks about the organization and functions of the White Guard counterintelligence agencies, the fight against the Bolshevik underground, crime and control over political sentiment in society and the army.