Integration of blockchain and cryptographic algorithms for education certification and verification: a systematic literature. Journal of Soft Computing Exploration, [S. l.], v. 7, n. 1, p. 117–131, 2026. DOI: 10.52465/joscex.v7i1.23. Disponível em: https://joscex.shmpublisher.com/index.php/journal/article/view/23. Acesso em: 9 apr. 2026.