Financial organizations working with traditional methodologies are interested in adopting an agile way of working that improves the frequency and quality of the software they release, as well as reinforcing security measures in the software development and deployment process. While it is true that there is currently a wide variety of DevOps models, no models oriented towards small financial companies that include security aspects were found in the reviewed literature. Therefore, this study proposes the validation of the adaptation of a model to implement DevOps with security practices in financial companies, based on the model proposed by A.D. Nagarajan and S.J. Overbeek. As part of this study, a survey was applied to 14 professionals related to software development working in a financial company who evaluated the perception of the proposed model in terms of ease of use, intention to use...