P. VAMSHI KRISHNA; CHINTHALA SAHITHYA; BANDARI MANOHAR; DANDU ABHINAYA SRI. Data Shield Vault: A Secure Exchange Framework Combining MFA, RSAAES Hybrid Cryptography, and SHA-256-Based Integrity with Role Logging. American Journal of AI Cyber Computing Management, [S. l.], v. 6, n. 2, p. 510–517, 2026. DOI: 10.64751/ajaccm.2026.v6.n2.pp510-517. Disponível em: https://ajaccm.com/journal/index.php/ajaccm/article/view/433. Acesso em: 15 apr. 2026.