In this tutorial, you’ll learn how to integrate Salesforce Sandbox with Azure Active Directory (Azure AD). When you integrate Salesforce Sandbox with Azure AD, you can:

· Control in Azure AD who has access to Salesforce Sandbox.

· Enable your users to be automatically signed-in to Salesforce Sandbox with their Azure AD accounts.

· Manage your accounts in one central location – the Azure portal.

https://docs.microsoft.com/en-us/azure/active-directory/saas-apps/salesforce-sandbox-tutorial