1 Scientifc Journal of Applied Social and Clinical Science ISSN 2764-2216 DOI 10.22533/at.ed.216392328047 v. 3, n. 9, 2023 All content in this magazine is licensed under a Creative Com- mons Attribution License. Attri- bution-Non-Commercial-Non- Derivatives 4.0 International (CC BY-NC-ND 4.0). Scientifc Journal of Applied Social and Clinical Science CRIMINAL LAW OF THE ENEMY AND PUBLIC AND INSTITUTIONAL INSECURITY IN BRAZIL: BRIEF NOTES ON THE LAST THREE DECADES Jonas Modesto de Abreu PhD in Social Sciences from: Universidade Federal de São Carlos (UFSCar), Professor of Political Science at: Universidade Federal de Catalão (UFCAT) Leonardo Aires de Castro PhD in Political Science from: Universidade Federal de São Carlos (UFSCar), professor of UNA/Catalão Débora Cristini Silva Degree in Law from: Universidade do Vale do Itajaí (UNIVALI) João Felipe Modesto de Abreu Graduated in Law from UNA/Catalão