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Tutorial: Microsoft Entra integration with Ariba

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In this tutorial, you'll learn how to integrate Ariba with Microsoft Entra ID. When you integrate Ariba with Microsoft Entra ID, you can:

  • Control in Microsoft Entra ID who has access to Ariba.
  • Enable your users to be automatically signed-in to Ariba with their Microsoft Entra accounts.
  • Manage your accounts in one central location.

Prerequisites

To get started, you need the following items:

  • A Microsoft Entra subscription. If you don't have a subscription, you can get a free account.
  • Ariba single sign-on (SSO) enabled subscription.

Scenario description

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

  • Ariba supports SP initiated SSO

To configure the integration of Ariba into Microsoft Entra ID, you need to add Ariba from the gallery to your list of managed SaaS apps.

  1. Sign in to the Microsoft Entra admin center as at least a Cloud Application Administrator.
  2. Browse to Identity > Applications > Enterprise applications > New application.
  3. In the Add from the gallery section, type Ariba in the search box.
  4. Select Ariba from results panel and then add the app. Wait a few seconds while the app is added to your tenant.

Alternatively, you can also use the Enterprise App Configuration Wizard. In this wizard, you can add an application to your tenant, add users/groups to the app, assign roles, as well as walk through the SSO configuration as well. Learn more about Microsoft 365 wizards.

Configure and test Microsoft Entra SSO for Ariba

Configure and test Microsoft Entra SSO with Ariba using a test user called B.Simon. For SSO to work, you need to establish a link relationship between a Microsoft Entra user and the related user in Ariba.

To configure and test Microsoft Entra SSO with Ariba, perform the following steps:

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

Configure Microsoft Entra SSO

Follow these steps to enable Microsoft Entra SSO.

  1. Sign in to the Microsoft Entra admin center as at least a Cloud Application Administrator.

  2. Browse to Identity > Applications > Enterprise applications > Ariba > Single sign-on.

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

  4. 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

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

    Ariba Domain and URLs single sign-on information

    a. In the Sign on URL text box, type a URL using the following pattern:

    https://<subdomain>.sourcing.ariba.com
https://<subdomain>.supplier.ariba.com

    b. In the Identifier (Entity ID) text box, type a URL using the following pattern: http://<subdomain>.procurement-2.ariba.com

    c. For Reply URL, enter one of the following URL pattern:

    Reply URL
    https://<subdomain>.ariba.com/CUSTOM_URL
    https://<subdomain>.procurement-eu.ariba.com/CUSTOM_URL
    https://<subdomain>.procurement-eu.ariba.com
    https://<subdomain>.procurement-2.ariba.com
    https://<subdomain>.procurement-2.ariba.com/CUSTOM_URL

    Note

    These values are not real. Update these values with the actual Sign-on URL, Identifier and Reply URL. Here we suggest you to use the unique value of string in the Identifier. Contact Ariba Client support team at 1-866-218-2155 to get these values.. You can also refer to the patterns shown in the Basic SAML Configuration section.

  6. On the Set up Single Sign-On with SAML page, in the SAML Signing Certificate section, click Download to download the Certificate (Base64) from the given options as per your requirement and save it on your computer.

    The Certificate download link

Create a Microsoft Entra test user

In this section, you'll create a test user called B.Simon.

  1. Sign in to the Microsoft Entra admin center as at least a User Administrator.
  2. Browse to Identity > Users > All users.
  3. Select New user > Create new user, at the top of the screen.
  4. In the User properties, follow these steps:
    1. In the Display name field, enter B.Simon.
    2. In the User principal 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. Select Review + create.
  5. Select Create.

Assign the Microsoft Entra test user

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

  1. Sign in to the Microsoft Entra admin center as at least a Cloud Application Administrator.
  2. Browse to Identity > Applications > Enterprise applications > Ariba.
  3. In the app's overview page, select Users and groups.
  4. Select Add user/group, then select Users and groups in the Add Assignment dialog.
    1. In the Users and groups dialog, select B.Simon from the Users list, then click the Select button at the bottom of the screen.
    2. 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.
    3. In the Add Assignment dialog, click the Assign button.

Configure Ariba SSO

To get SSO configured for your application, call Ariba support team on 1-866-218-2155 and they'll assist you further on how to provide them the downloaded Certificate (Base64) file.

Create Ariba test user

In this section, you create a user called Britta Simon in Ariba. Work with Ariba support team at 1-866-218-2155 to add the users in the Ariba platform. Users must be created and activated before you use single sign-on.

Test SSO

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

  • Click on Test this application, this will redirect to Ariba Sign-on URL where you can initiate the login flow.

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

  • You can use Microsoft My Apps. When you click the Ariba tile in the My Apps, this will redirect to Ariba Sign-on URL. For more information about the My Apps, see Introduction to the My Apps.

Next steps

Once you configure Ariba 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 Defender for Cloud Apps.