Journal of Information Systems and Technology Management – Jistem USP, v. 15. Abstract: This research analyzes how the perception of organizational injustice motivates the practice of cybercrimes in the workplace. In a qualitative and exploratory investigation, interviews have been carried out for 16 specialists in cybernetic security. Data were analyzed through the categorical content analysis technique. The results obtained suggest that the perception of injustice produces negative feelings, such as low self-esteem, frustration, and lack of guilt, and these emotions, in turn, motivate the practice of cybercrimes. Different perceptions have been identified among the interviewees of this study, which are associated with the literature review related to the theme, allowed the proposition of a conceptual model.