Moodle SAML Single Sign-On (SSO) using ADFS as IdP | ADFS SSO Login

Overview

SAML Single Sign-On (SSO) for your Moodle site can be achieved using our miniOrange SAML SSO plugin. Our plugin is compatible with all the SAML compliant Identity providers. Here we will go through a step-by-step guide to configure Single Sign-On (SSO) between ADFS as Identity Provider (IDP) and Moodle as Service Provider (SP).

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Pre-requisites : Download And Installation

To configure ADFS as IdP with Moodle, you will need to install the miniOrange Moodle SAML 2.0 SSO plugin

Configuration Steps

1. Setup ADFS as IdP

Follow the steps below to configure ADFS as an Identity Provider:

Configure ADFS as IdP

• In the Plugins tab scroll to Service Provider Metadata section you can find the SP metadata such as SP Entity-ID and ACS (AssertionConsumerService) URL which are required to configure the Identity Provider.

• On ADFS, search for ADFS Management application.

• After opening the AD FS Management, select Relying Party Trust & then click on Add Relying Party Trust.

• Click the Start button from the Relying Party Trust Wizard pop up. But before that please make sure Claims aware is selected.

Select the options for adding a relying party trust.

Using Metadata URL

• In Select Data Source: Import data about the relying party published online or on the local network option & then add URL in Federation metadata address (Navigate to Plugins >> miniOrange SAML 2.0 SSO >> Service Provider Metadata section and click on View Service Provider Metadata for getting SP Meatadata URL).

• Skip step-5 to step-8 & start configuring from step-9.

Using Metadata XML file

• In Select Data Source: Import data about the relying party from a file option & then browse the metadata file(To download the SP metadata XML file, navigate to Plugins >> miniOrange SAML 2.0 SSO >> Service Provider Metadata section and click on Download Service Provider Metadata.

• Skip step-5 to step-8 & start configuring from step-9.

Using Manual configuration

• In Select Data Source: choose Enter Data about the relying party manually & Click on Next.

• Enter Display Name & Click Next.
• Upload the certificate & click Next. Download the certificate from plugin & use the same certificate to upload on ADFS.
• Select Enable support for the SAML 2.0 WebSSO protocol & Enter ACS URL from the plugins Service Provider Metadata section. Click on the Next button.

• Add Entity ID from plugins Service Provider Metadata section as Relying party trust identifier then click Add button & then click Next.

• Also download the Signing certificate from Service Provider Metadata section from the plugin.
• Select Permit everyone as an Access Control Policy & click on Next.

• Click the Next button from Ready to Add Trust & click Close.
• It will show you the list of Relying Party Trusts. Select the respective application & click on Edit Claim Issuance Policy.

• Click on Add Rule button.

• Select Send LDAP Attributes as Claims & click on Next.

• Enter Claim rule name as Attributes and Attribute Store as Active Directory.
• Enter the following Attribute Values.

• Click Apply and then Ok.

2. Configure Moodle as SP (Service Provider)

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In the miniOrange SAML SSO plugin, go to the Plugins tab. There are two ways to configure the plugin:

A. By uploading IDP metadata:

• Enter the IDP Name.
• In the Service Provider Setup section choose Metadata URL/XML from Select the Method dropdown.
• Copy and paste the IdP metadata URL or XML file in IDP Metadata URL/XML input field.
• Click on the Click here to Test the configuration.

B. Manual Configuration:

• Provide the required settings (i.e. IDP Name, IDP Entity-ID or Issuer, SAML Login URL, X.509 Certificate) as provided by your Identity Provider.
• Click on the Click here to Test the configuration.

Step 3: Attribute Mapping

• When the user performs SSO, the NameID value is sent by the Identity Provider. This value is unique for every user.
• For the plugin to access these attributes, assign the values for Username and Email as NameID.

In the miniOrange SAML SSO plugin, scroll down to the Service Provider Setup section of the plugin. There are two ways to configure the plugin:

A. By uploading IDP metadata:

• Provide any IDP Name. For example, my_IDP.
• Choose the value of Select the Method as Metadata URL/XML from dropdown.
• Enter the Metadata URL as
  https://tenant-name.b2clogin.com/tenant-name.onmicrosoft.com/B2C_1A_signup_signin_saml/Samlp/metadata

Note: You will need to replace the tenant-name in above URl with Azure B2C tenant name.

• Scroll to the bottom and click on Save changes button.

B. Manual Configuration:

• Provide the required settings (i.e. Identity Provider Name, IdP Entity ID or Issuer, SAML Login URL, X.509 Certificate) as provided by your Identity Provider.
• Click on the Save changes button to save your configuration.

Step 3: Attribute Mapping

Basic Attribute Mapping

• When the user performs SSO, the NameID value is sent by the Identity Provider. This value is unique for every user.
• For the plugin to access these attribute assign the Email and Username attribute.
• Addtionally user attributes can be mapped (such as Firstname and Lastname).
• Click on the Save changes button to save your configuration.

Custom Attribute Mapping

This feature allows you to map custom attribute sent by the IDP to the Moodle attributes.

• To create a custom attribute, navigate to Site Administration >> Users >> User Profile Fields in the plugin.
• Click on Create a new profile field , select the type of attribute from dropdown and enter the values in required fields.

• Assign the desired value to the created custom attribute.

• Scroll down and click on the Save changes button to save your configurations.

Step 4: Role Mapping

• In the free plugin, you can choose a default role that will be assigned to all the non-admin users when they perform SSO.

Note: Roles will be assigned to new users created by SSO. Existing Moodle users’ roles will not be affected.

• Scroll down to Role Mapping section.
• Select the Default Role and click on the Save changes button to save your configuration.

Step 4: Role Mapping

This feature allows you to assign and manage roles of the users when they perform SSO. Along with the default Moodle roles, this is compatible with any custom roles as well.

• Group/Role attribute will provide a mapping for the field name which contains role-related information sent by the IDP and will be used for Role Mapping.
• Scroll to the Role Mapping section and provide the mappings for the respective roles.
• Select the Default Role from the dropdown if the user role doesn't match with the assigned values.
• For example, If you have a user whose Group/Role attribute value is idp-teacher and you want to assign it to the teacher group then, just provide idp-teacher in the Teacher: field of Role mapping section.

Note: You can assign multiple values separated with semi-colon(;).

• Click on the Save changes button to save your configurations.

Step 5: SSO Settings

• In the plugin, you can add a login widget to enable SP-Initiated SSO on your site.
• Go to the Plugins >> Authentication >> Manage authentication.
• Click on the to enable the plugin visibility.
• Click on the ⬆ to set plugin preference.

Step 5: SSO settings

In the plugin you can add a login widget to enable SP-Initiated SSO on your site.

• Navigate to Site administrator >> Plugins >> Manage authentication.
• Click on the to enable the plugin visibility.
• Click on the ⬆ to set plugin preference.

• To enable auto-redirect from Moodle login page to WordPress site .
• Choose Yes value from the dropdown for Enable Auto-redirect to IDP from Moodle login page field.
• Note down Backdoor URL it will be useful when SSO fails.
• Click on the Save changes button to save your configuration.

You have successfully configured Moodle as SAML SP for achieving ADFS SSO login into your Moodle Site.

Related Articles

• Moodle Integrations and Plugins
• Moodle SAML Single Sign On
• Moodle SCIM and Remote User Sync

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