Blockchain-Based Microfinance Systems for Transparent and Secure Lending: Advancing SDG 16 and SDG 9

Abstract

Microfinance systems that are built using blockchain have become a revolutionary approach to solving the long-standing problems of transparency, security, and trust with conventional microfinance institutions especially in developing economies. Traditional microfinance models usually have lack of transparency in record keeping, high operation costs, and mismanagement of loans and low accountability which limit financial inclusion and development of sustainable infrastructure. The paper presents a microfinance system based on blockchain and developed to support the Sustainable Development Goal (SDG) 16 (Peace, Justice, and Strong Institutions) and SDG 9 (Industry, Innovation, and Infrastructure). The suggested system builds upon distributed ledger technology, smart contracts and decentralized mechanisms of identity to provide tamperproof records of transactions, automated loan disbursement, transparent interest compute-ups and secure repayment monitoring. The framework improves institutional integrity, minimizes the fraud risks, and decreases the cost of transactions between the lenders and borrowers by removing middlemen and providing real-time auditability. The empirical study and the analysis performed via simulation proves that the blockchain-based system can considerably enhance the transparency of loans, minimize the number of default disputes, as well as the trust between the borrower and the lender in contrast to the traditional microfinance system. It also shows that it has been able to improve access to credit by underserved populations and the scalability of digital financial infrastructure. Generally, the research paper identifies that blockchain-enhanced microfinance not only facilitates responsible and inclusive financial institutions in line with SDG 16 but also leads to innovation-related financial infrastructure in line with SDG 9. The suggested model can be very useful to policymakers, developers of fintech, and microfinance institutions willing to roll out safe, transparent, and scalable digital lending ecosystems to support sustainable economic growth.