Rabiul Rahat
Research Associate
Bangladesh University of Business and Technology
About
Researcher in blockchain security and post-quantum cryptography. Key contributor to HAC-Bchain, Grainbee, and post-quantum e-voting systems.
Research Interests
Blockchain • Federated Learning • Quantum Security • NLP • Cryptography
Publications
Knowledge and Information Systems · 2026
A blockchain model for ensuring privacy, trust, and dependability of electronic voting systems
Proposes PQSHAC, a post-quantum secured hybrid consensus mechanism with optimized sharding for scalable e-voting. Achieves ~106 blocks/s throughput and 60% storage reduction via modular ledger architecture.
International Journal of System Assurance Engineering and Management · 2025
Towards secure democracy: a hybrid blockchain-enabled secure and scalable e-voting system with sharding and post-quantum cryptography
Proposes a system resisting quantum computing attacks while solving scalability issues using sharding.
IEEE COMPAS · 2024
Grainbee: A Quantum-Resistant Blockchain-Based Ration Distribution System with Hardware Security Modules
Prevents corruption in food subsidy programs using raft-consensus permissioned blockchain and HSMs.
MDPI Blockchains · 2024
Hybrid-Blockchain-Based Electronic Voting Machine System Embedded with Deepface, Sharding, and Post-Quantum Techniques
Introduces PQMPCHAC-Bchain, integrating DeepFace for voter ID and sharding for high throughput.
+3 more publications — view all on Publications page