In a proactive effort to combat the spread of disinformation pertaining to chemical, biological, radiological and nuclear issues, the United Nations Interregional Crime and Justice Research Institute (UNICRI) conducted a comprehensive two-day in-person training session in Astana, Kazakhstan, on September 26-27, 2023, within the framework of EU’s Chemical, Biological, Radiological, and Nuclear (CBRN) Risk Mitigation Centres of Excellence (CoE) Initiative.