Scalable Consensus Framework with Adaptive Governance and Fault Tolerance for Blockchain Ecosystems

Blockchain networks often operate on static, predefined rules for consensus and policy enforcement, which limits their ability to adapt to dynamic conditions or emerging challenges. This paper introduces a consensus framework that replaces rigid policies with automated, real-time decision-making informed by on-chain analytics. The framework integrates a Practical Byzantine Fault Tolerance (PBFT) protocol to ensure fault tolerance, allowing the network to remain operational even in the presence of malicious nodes. A Proof of Authority (PoA) consensus mechanism is also adopted to reduce computational overhead and improve transaction throughput compared to traditional Proof of Work (PoW) systems. To improve user accessibility and engagement, we have developed a web-based wallet interface with streamlined account management, transaction tracking, and role-based access controls. The wallet includes a token history chart to visualize daily changes in user balances, such as rewards, penalties, and governance token accumulation. A secure sign-up process keeps sensitive user data safe. The governance token economy lets stakeholders take part in decision-making, vote on policy updates, and help shape the network's future.