To set up a Custom App using OAuth 2.0 authentication, you will need to ensure you have access the Developer Console from your Box enterprise account. Alternatively, you may sign up for a developer account.
Log into Box and navigate to the Developer Console. Select Create New App.
Select Custom App from the list of application types. A modal will appear to prompt a selection for the next step.
Select User Authentication (OAuth 2.0) and provide a unique name for your application. Click Create App.
Before the application can be used, some additional configuration is required.
During the OAuth 2.0 flow, users are redirected to their browser to authenticate and then authorize the application to take actions on their behalf.
Once successful, the user is redirected back to the configured redirect URI of the application. This URI can be any secure HTTPS URL, or a less secure HTTP URL for a server running on
Scopes define what permissions your application has in order to access data. See the scopes guide for detailed information on each option.
To add the full URI(s) to the allow-list, navigate to the CORS Domain section at the bottom of the Configuration tab in the Developer console.