Alternative, Decentralized Social Networks are gaining much attention as the preferred online public spaces for users who are concerned about privacy and respectful environments. Investigating the rules by which the communication in these systems is guided is crucial, as privacy issues, freedom of speech, and regulations are pressing questions. This work presents our investigation on privacy policies, server rules and extended descriptions on Mastodon instances. Our results show that a number of instances on Mastodon follow the policies described on mastodon.social.

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