An Optimal Cryptography based Block Chain Security Technique to Avoid Intrusions Block chain Transactions. Annual Methodological Archive Research Review, [S. l.], v. 4, n. 3, p. 868–909, 2026. DOI: 10.5281/zenodo.22878917. Disponível em: https://amresearchjournal.com/index.php/Journal/article/view/2499. Acesso em: 22 sep. 2026.