This policy report written by Dr Dia Anagnostou and Dr Dimitris Skleparis provides a brief overview of the phenomenon of radicalization in its different forms in Greece, which is based on the research conducted in the frame of the RAD MONITOR project. The second part contains a list of policy recommendations that specifically pertain to indicators and tools for the prevention and monitoring of far-right and Islamist radicalization, and their relevance for the Greek context.