# Authorization

It is very important to have fine-grained access control in your data catalog. ODD Platform provides functionality of describing policies via [JSON schema](https://json-schema.org).

This section explains how to set up policies and assign them to users.

### **Contents**

* [policies](https://docs.opendatadiscovery.org/configuration-and-deployment/enable-security/authorization/policies "mention")
* [permissions](https://docs.opendatadiscovery.org/configuration-and-deployment/enable-security/authorization/permissions "mention")
* [roles](https://docs.opendatadiscovery.org/configuration-and-deployment/enable-security/authorization/roles "mention")
* [owners](https://docs.opendatadiscovery.org/configuration-and-deployment/enable-security/authorization/owners "mention")
* [user-owner-association](https://docs.opendatadiscovery.org/configuration-and-deployment/enable-security/authorization/user-owner-association "mention")