Description: A decentralized reputation system is a structure that allows users to build and manage their reputation autonomously and without intermediaries. This type of system is based on blockchain technologies, such as Ethereum, which ensure transparency, immutability, and data security. Unlike traditional reputation systems, where a central entity controls and validates information, decentralized systems allow reputation to be managed by the community. This means that user evaluations and comments are stored in a distributed ledger, preventing manipulation and bias. The main features of these systems include the ability to verify the authenticity of interactions, resistance to censorship, and the possibility for users to maintain control over their own information. Additionally, they foster trust among participants, as ratings and comments are visible and accessible to all. In a digital world where reputation can significantly influence decisions and interactions, decentralized reputation systems offer a robust and reliable alternative that empowers users and promotes a fairer and more equitable environment.