In the digital age, censorship on social networks has become a major concern, with instances of content removal and account deactivations raising questions about freedom of expression. Dominant centralized platforms tightly control user data and access, leading to arbitrary content regulation. Nostr emerges as a potential solution, leveraging decentralization to offer an alternative where users can communicate without fear of interference. This article explores the rise of censorship and presents the specifics of Nostr, this decentralized social network.