IVANOVA, D. . BLOCKCHAIN TECHNOLOGY AND ITS APPLICATION IN THE CERTIFICATION OF EDUCATIONAL ACHIEVEMENTS: BLOCKCHAIN TECHNOLOGY AND ITS APPLICATION IN THE CERTIFICATION OF EDUCATIONAL ACHIEVEMENTS. JOURNAL SCIENTIFIC AND APPLIED RESEARCH, [S. l.], v. 28, n. 1, p. 226–234, 2025. DOI: 10.46687/jsar.v28i1.440. Disponível em: https://jsar.ftn.shu.bg/ojs-3.3.0-7/index.php/jsar/article/view/440. Acesso em: 6 dec. 2025.