In the world, according to the map of violence: Homicide of Women (2015), Brazil is already ranked 5th in cases of femicide.This study, in partnership with governmental organizations and feminist and women's movements, of the "Extension, Research and Teaching Group: Human Rights, Citizenship and Diversity (CNPq Udesc) regarding actions for social pacification through an extension program and research project on women's human rights, aims to contribute to the reduction of indicators of violence against women through the improvement of prevention strategies and security plans, according to the guidelines of the Brazilian government (2015) regarding the application of urgent protective measures (cases included in the LMP -Maria da Penha Law n° 11.340/2006) and the use of technological resources for monitoring.Therefore, it will analyze the good practices of public policies and build doctrinal arguments regarding the intervention of protective measures through the analysis of the Portuguese-Brazilian comparative law legislation.In this context, the LMP and the Portuguese legal regime applicable to the prevention of domestic violence, protection and assistance to its victims will be carried out (Law number 112/2009).In order to contextualize, a cut will be presented, through analysis, of the concrete case of a university student -victim of femicide.