# Using Square's REST APIs to Build a Sandbox Dashboard Part 1: Authentication & Locations.

DevFeed: [Using Square's REST APIs to Build a Sandbox Dashboard Part 1: Authentication & Locations.](<https://devfeed.tech/articles/using-square-s-rest-apis-to-build-a-sandbox-dashboard-part-1-authentication-locations-15943.md>)

Original publisher: [Read original article](<https://developer.squareup.com/blog/using-squares-rest-apis-to-build-a-sandbox-dashboard-part-1-authentication-locations>)

Author: Tristan Sokol

Published: 2017-05-18T23:05:43Z

Content type: tutorial

Language: en

Sources: [Square Corner Blog RSS Feed](<https://devfeed.tech/sources/square-corner-blog-rss-feed.md>)

Topics: [API](<https://devfeed.tech/topics/api.md>), [PHP](<https://devfeed.tech/topics/php.md>), [JavaScript](<https://devfeed.tech/topics/javascript.md>), [CSS](<https://devfeed.tech/topics/css.md>), [HTML](<https://devfeed.tech/topics/html.md>), [OAuth](<https://devfeed.tech/topics/oauth.md>), [Web Development](<https://devfeed.tech/topics/web-development.md>)

Tags: [apis](<https://devfeed.tech/tags/apis.md>), [authentication](<https://devfeed.tech/tags/authentication.md>), [css](<https://devfeed.tech/tags/css.md>), [html](<https://devfeed.tech/tags/html.md>), [javascript](<https://devfeed.tech/tags/javascript.md>), [php](<https://devfeed.tech/tags/php.md>), [rest-apis](<https://devfeed.tech/tags/rest-apis.md>), [sandbox](<https://devfeed.tech/tags/sandbox.md>), [tutorial](<https://devfeed.tech/tags/tutorial.md>)

## AI overview

This tutorial begins building a functional dashboard for Square sandbox accounts using Square's REST APIs. It covers authentication with sandbox access tokens, PHP sessions for credential handling, page structure, navigation, and location parameters.

## Source excerpt

One of the things we hear most often from our developers is the lack of a dashboard for their sandbox accounts. This will be the first post...