APARECIDO CARDOSO, J. A.; ISHIZU, F. T.; DE LIMA, J. T.; PINTO, J. de S. Blockchain Based MFA Solution: the use of hydro raindrop MFA for information security on WordPress websites. Brazilian Journal of Operations & Production Management, [S. l.], v. 16, n. 2, p. 281–293, 2019. DOI: 10.14488/BJOPM.2019.v16.n2.a9. Disponível em: https://bjopm.org.br/bjopm/article/view/791. Acesso em: 18 apr. 2024.