Future Directions

Online payment transaction system using plastic money cards participates in the country’s economic growth and provide convenience and security for the authorized user. The aim of the complete study is to propose a robust and secure online payment transaction system, including a three-defense wall authentication framework, a fraud detection-decision support system framework, and a deep autoencoder fraud detection model to identify and mitigate fraudulent online payment transactions. This chapter presents recommendations for implementing the proposed methodologies and also provides the limitations of the proposed methodologies. This chapter explores the future scope of the study.