The Course on Cryptocurrencies, Blockchain, and their Applications is aimed at professionals and individuals interested in understanding how these technologies are transforming the economy, finance, and digital trust systems. The course provides a clear and applied vision of the functioning of the crypto ecosystem and blockchain technology, addressing its safe use and real applications beyond speculation. Through a practical approach, participants develop skills to perform transactions efficiently, leverage opportunities in international environments, and operate without relying on traditional intermediaries, strengthening their autonomy and competitiveness in the digital economy.