Blockchain Framework for Securing and Distributing Exam papers

The increasing reliance on digital technologies for educational processes has heightened concerns regarding exam paper leakage, compromising academic integrity and fairness. To address this issue, this proposal introduces a Blockchain-Powered Exam Paper Leakage Prevention System that leverages the inherent transparency, immutability, and decentralized nature of blockchain technology. Traditional exam management systems often involve manual handling and centralized storage of examination materials, making them vulnerable to unauthorized access, human error, and insider threats. These weaknesses have led to instances of exam paper leakage, undermining the credibility of academic institutions and eroding stakeholder trust. There is a critical need for a secure, automated, and tamperproof system that mitigates these risks while ensuring accountability and transparency. The proposed system integrates smart contracts and cryptographic security mechanisms to ensure secure storage, controlled access, and tamper-proof transmission of examination materials. Smart contracts automate key processes such as access authorization and time-bound release of exam papers, removing the dependency on manual operations. Cryptographic techniques, including encryption and digital signatures, safeguards sensitive data from unauthorized access and verify data authenticity. Thia approach builds the trust among stakeholders— administrators, educators, and students—while reducing the chances of data breaches. The system is designed to be scalable, auditable, and adaptable to various educational settings, setting a new standard for secure academic examination management.