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. AJACCM [Internet]. 2026 Apr. 10 [cited 2026 Apr. 15];6(2):510-7. Available from: https://ajaccm.com/journal/index.php/ajaccm/article/view/433