# Working with the API
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**Topics**
+ [The API Protocol](api-protocol.md)
+ [Requests](requests.md)
+ [Using the API with User Authentication Enabled](using-api-with-user-authentication-enabled.md)
+ [Node Changes with SSL Enabled](node-changes-ssl-enabled.md)
+ [“Clean” Requests](clean-requests.md)
+ [Responses](responses.md)
+ [IDs of Entities](entity-ids.md)