Our digital world gives us many financial alternatives. The future is finance is swiftly evolving. It can be overwhelming to keep up, and the important foundation is to understanding the digital blockchain. The key features of blockchain technology are decentralization and the use of Peer-to-Peer (P2P) network principles that help seek the attention of a wide range of public. It comprises nodes that help in a continuous exchange of existing and new information that is stored in the form of blocks. Full nodes mainly aim to store all the data available in the blockchain and ensure the correctness and security of data that provide validation of data. The lightweight nodes are mainly connected with full nodes that help maintain synchronization in real-time with the system and provide an opportunity to participate. Blockchain nodes significantly contribute to the financial sector by increasing the transparency level and minimizing the risk of fraud due to a higher level of security. It helps improve capital optimization and decrease the counterpart risks, contributing towards an increase in operational efficiency. In addition to this, nodes also help identify the areas of terrors when conducting reconciliation activity. Further, it also contributes to enhancing the level of reliance of customers in the financial sector and helps reduce the operating cost of financial institutions. Blockchain nodes also provide support in making the transfer process instantly with a higher level of security.