Enhancing Security and Confidentiality in Decentralized Payment System Based on Blockchain Technology. The Asian Bulletin of Big Data Management , [S. l.], v. 4, n. 1, p. Data Science 4(1),251–260, 2024. DOI: 10.62019/abbdm.v4i1.119. Disponível em: https://abbdm.com/index.php/Journal/article/view/119. Acesso em: 17 jun. 2025.