المنشورات مقال فى مجلة 2020 ALPHA: An Anonymous Orthogonal Code-based Privacy Preserving Scheme for Industrial Cyber Physical Systems مزيد من المنشورات A Secure Energy Trading System for Electric Vehicles in Smart Communities using Blockchain Blockchain based Secure Energy Trading with Mutual Verifiable Fairness in a Smart Community GRA-PIN: A Graphical and PIN-Based Hybrid Authentication Approach for Smart Devices