The Preservation of Secret
- Year : 1986
- Country : Soviet Union
- Genre : Crime, Mystery, Drama
- Studio : Azerbaijanfilm
- Keyword : gangster, investigator, peril, soviet national police (militsiya)
- Director : Mark Joseph
- Cast : Chingiz Sharifov, Farman Abdullayev, Nail Aliyev, Faig Sujaddinov, Vyacheslav Hasanov, Kherardo Kontrares