Mohammed Awad Mohammed Ataelfadiel. Enhancing Digital Security: A QR Code and OTP-Based E-Authentication System. Int J Intell Syst Appl Eng [Internet]. 2023 Sep. 21 [cited 2024 Jul. 27];11(4):911-5. Available from: https://ijisae.org/index.php/IJISAE/article/view/6531