Blockchain is a technology that has attracted significant global attention in the last decade, both in academic circles and in the industry. The thesis explores the impact of blockchain technology on the capital market, analyzing its evolution, the role of financial instruments, and the challenges present. It investigates the potential of blockchain in enhancing the efficiency and transparency of the capital market, considering security concerns and the need for adequate regulation. The focus then shifts to blockchain's impact on the capital market, detailing how it can improve the transparency and efficiency of financial transactions, while considering potential risks and challenges. The importance of developing regulation to accompany this technological innovation is emphasized, to ensure stability and security for market participants. Blockchain is highlighted as a key factor in the future development of the capital market. The thesis further explores practical examples and potential innovations that blockchain could bring to the functioning of the capital market, emphasizing the need to balance innovation and regulation for a stable financial sector in the future. Practical examples in which blockchain technology is applied to the capital market are also highlighted. These examples demonstrate real applications and possible benefits of blockchain, including improved efficiency, transparency, and transaction security. Specific projects and initiatives that have implemented blockchain technology are analyzed, providing insight into current trends and future possibilities in the financial sector. These examples offer a more concrete framework for understanding the potential impact of blockchain on the capital market. The aim of the thesis is to investigate the impact of blockchain technology on the modernization of the capital market, analyzing its role in improving the transparency, efficiency, and security of financial transactions. The thesis also aims to provide insight into the challenges and potential solutions associated with integrating blockchain into the financial sector, with a focus on regulation and practical examples from the real world.