Tutorial: Azure Active Directory integration with Coupa

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

  • Control in Azure AD who has access to Coupa.
  • Enable your users to be automatically signed-in to Coupa with their Azure AD accounts.
  • Manage your accounts in one central location - the Azure portal.

Prerequisites

To get started, you need the following items:

  • An Azure AD subscription. If you don't have a subscription, you can get a free account.
  • Coupa single sign-on (SSO) enabled subscription.

Scenario description

In this tutorial, you configure and test Azure AD single sign-on in a test environment.

  • Coupa supports SP initiated SSO

To configure the integration of Coupa into Azure AD, you need to add Coupa from the gallery to your list of managed SaaS apps.

  1. Sign in to the Azure portal using either a work or school account, or a personal Microsoft account.
  2. On the left navigation pane, select the Azure Active Directory service.
  3. Navigate to Enterprise Applications and then select All Applications.
  4. To add new application, select New application.
  5. In the Add from the gallery section, type Coupa in the search box.
  6. Select Coupa from results panel and then add the app. Wait a few seconds while the app is added to your tenant.

Configure and test Azure AD SSO for Coupa

Configure and test Azure AD SSO with Coupa using a test user called B.Simon. For SSO to work, you need to establish a link relationship between an Azure AD user and the related user in Coupa.

To configure and test Azure AD SSO with Coupa, perform the following steps:

  1. Configure Azure AD SSO - to enable your users to use this feature.
    1. Create an Azure AD test user - to test Azure AD single sign-on with B.Simon.
    2. Assign the Azure AD test user - to enable B.Simon to use Azure AD single sign-on.
  2. Configure Coupa SSO - to configure the single sign-on settings on application side.
    1. Create Coupa test user - to have a counterpart of B.Simon inCoupa that is linked to the Azure AD representation of user.
  3. Test SSO - to verify whether the configuration works.

Configure Azure AD SSO

Follow these steps to enable Azure AD SSO in the Azure portal.

  1. In the Azure portal, on the Coupa application integration page, find the Manage section and select single sign-on.

  2. On the Select a single sign-on method page, select SAML.

  3. On the Set up single sign-on with SAML page, click the pencil icon for Basic SAML Configuration to edit the settings.

    Edit Basic SAML Configuration

  4. On the Basic SAML Configuration section, perform the following steps:

    a. In the Sign-on URL text box, type a URL using the following pattern: https://<companyname>.coupahost.com

    Note

    The Sign-on URL value is not real. Update this value with the actual Sign-On URL. Contact Coupa Client support team to get this value.

    b. In the Identifier box, type the URL:

    Environment URL
    Sandbox sso-stg1.coupahost.com
    Production sso-prd1.coupahost.com

    c. In the Reply URL text box, type the URL:

    Environment URL
    Sandbox https://sso-stg1.coupahost.com/sp/ACS.saml2
    Production https://sso-prd1.coupahost.com/sp/ACS.saml2
  5. On the Set up Single Sign-On with SAML page, in the SAML Signing Certificate section, click Download to download the Federation Metadata XML from the given options as per your requirement and save it on your computer.

    The Certificate download link

  6. On the Set up Coupa section, copy the appropriate URL(s) as per your requirement.

    Copy configuration URLs

Create an Azure AD test user

In this section, you'll create a test user in the Azure portal called B.Simon.

  1. From the left pane in the Azure portal, select Azure Active Directory, select Users, and then select All users.
  2. Select New user at the top of the screen.
  3. In the User properties, follow these steps:
    1. In the Name field, enter B.Simon.
    2. In the User name field, enter the username@companydomain.extension. For example, B.Simon@contoso.com.
    3. Select the Show password check box, and then write down the value that's displayed in the Password box.
    4. Click Create.

Assign the Azure AD test user

In this section, you'll enable B.Simon to use Azure single sign-on by granting access to Coupa.

  1. In the Azure portal, select Enterprise Applications, and then select All applications.
  2. In the applications list, select Coupa.
  3. In the app's overview page, find the Manage section and select Users and groups.
  4. Select Add user, then select Users and groups in the Add Assignment dialog.
  5. In the Users and groups dialog, select B.Simon from the Users list, then click the Select button at the bottom of the screen.
  6. If you are expecting a role to be assigned to the users, you can select it from the Select a role dropdown. If no role has been set up for this app, you see "Default Access" role selected.
  7. In the Add Assignment dialog, click the Assign button.

Configure Coupa SSO

  1. Sign on to your Coupa company site as an administrator.

  2. Go to Setup > Security Control.

    Security Controls

  3. In the Log in using Coupa credentials section, perform the following steps:

    Coupa SP metadata

    a. Select Log in using SAML.

    b. Click Browse to upload the metadata downloaded from the Azure portal.

    c. Click Save.

Create Coupa test user

In order to enable Azure AD users to log into Coupa, they must be provisioned into Coupa.

  • In the case of Coupa, provisioning is a manual task.

To configure user provisioning, perform the following steps:

  1. Log in to your Coupa company site as administrator.

  2. In the menu on the top, click Setup, and then click Users.

    Users

  3. Click Create.

    Create Users

  4. In the User Create section, perform the following steps:

    User Details

    a. Type the Login, First name, Last Name, Single Sign-On ID, Email attributes of a valid Azure Active Directory account you want to provision into the related textboxes.

    b. Click Create.

    Note

    The Azure Active Directory account holder will get an email with a link to confirm the account before it becomes active.

Note

You can use any other Coupa user account creation tools or APIs provided by Coupa to provision Azure AD user accounts.

Test SSO

In this section, you test your Azure AD single sign-on configuration with following options.

  • Click on Test this application in Azure portal. This will redirect to Coupa Sign-on URL where you can initiate the login flow.

  • Go to Coupa Sign-on URL directly and initiate the login flow from there.

  • You can use Microsoft My Apps. When you click the Coupa tile in the My Apps, you should be automatically signed in to the Coupa for which you set up the SSO. For more information about the My Apps, see Introduction to the My Apps.

Next steps

Once you configure Coupa you can enforce session control, which protects exfiltration and infiltration of your organization’s sensitive data in real time. Session control extends from Conditional Access. Learn how to enforce session control with Microsoft Cloud App Security