“A Comparative Study of Symmetric Key Algorithm DES, AES and Blowfish for Video Encryption and Decryption ”. International Journal of Advance Engineering and Research Development (IJAERD) 4, no. 5 (May 25, 2017): 989–993. Accessed September 8, 2025. https://ijaerd.org/index.php/IJAERD/article/view/2415.