A blockchain ecosystem refers to the interconnected network of participants, technologies, and applications that utilize blockchain technology. This includes nodes, which are computers that maintain the blockchain, and miners, who validate transactions. The ecosystem also encompasses various cryptocurrencies, such as Bitcoin and Ethereum, which operate on these decentralized networks. In addition to cryptocurrencies, the blockchain ecosystem includes smart contracts, which are self-executing agreements coded on the blockchain, and decentralized applications (dApps) that run on these platforms. Together, these components create a secure and transparent environment for digital transactions and data sharing, fostering innovation across various industries.