This course provides students with a comprehensive introduction to decentralized digital currencies and the blockchain technology that underpins them. Its primary objective is to develop an understanding of the economic, technological, and regulatory dimensions of cryptocurrencies and their impact on modern financial systems. The course covers topics such as the evolution of money, consensus mechanisms, cryptocurrency trading, tokens and smart contracts, decentralized finance, and legal and regulatory frameworks. Through lectures, discussions, and project-based activities, students analyze real-world applications and emerging developments in the crypto ecosystem. The main strengths of the course include its interdisciplinary perspective, strong emphasis on practical analysis, and integration of technological concepts with financial and strategic decision-making.