Fog Computing-Based Optimized and Secured IoT Data Sharing Using CMA-ES and Firefly Algorithm with DAG Protocols and Federated Byzantine Agreement. IJESR [Internet]. 2023 Jan. 24 [cited 2025 Aug. 5];13(1):117-32. Available from: https://www.ijesr.org/index.php/ijesr/article/view/962