# Hub REST API Guide

The topics in this section provide general guidelines for working with the Hub REST API.

| Topic | Description |
| --- | --- |
| [REST API URL and OAuth 2.0 Endpoints](Hub-Rest-Api-URL.html) | Discover the endpoints that you can use to access data in Hub and send authentication requests. |
| [Log in to Hub](log-in-to-hub-rest-api.html) | Explore the available options for authenticating and authorizing a third-party client application in Hub. |
| [Hub API Field Syntax](hub-api-fields-syntax.html) | Learn how to use the `fields` request parameter to specify only the subset of fields that you want to work with and improve the performance of your application. |
| [Sort Syntax in Hub](hub-api-sort-syntax.html) | Learn how to specify the sort order for records that are returned by the resource. |
| [Hub API Query Syntax](hub-api-query-syntax.html) | Learn how to formulate queries to request specific types of data. |