SAML Single Sign-On into Joomla using ADFS

Overview

miniOrange Joomla SAML SP SSO plugin helps you to integrate your Joomla site to ADFS using SAML 2.0 protocol. Our user-friendly plugin simplifies the process of setting up Single Sign-on (SSO) with ADFS (Active Directory Federation Services) in Joomla, ensuring a secure login experience. This enables users to access various Joomla sites effortlessly using their ADFS IDP credentials.

Our plugin is designed to be compatible with Joomla 3, 4 as well as 5 and works seamlessly with all SAML 2.0 compliant Identity Providers. For a detailed overview of the comprehensive features offered by the Joomla SAML SP plugin, please visit our page here. Below, we provide a step-by-step guide on configuring SAML SSO login between your Joomla site and ADFS, with ADFS serving as the Identity Provider (IDP) and Joomla as the Service Provider (SP).

Configuration Steps

In this setup, ADFS serves as the repository for storing users i.e. it will act as the IDP while Joomla is where users will log in using their credentials from ADFS where Joomla SAML SP SSO Plugin will be installed.

Step 2: Configure ADFS as IDP (Identity Provider)

• On ADFS, search for ADFS Management application.

• After opening ADFS Management App, 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 Service Provider Metadata tab from the plugin for getting SP Meatadata URL).



• If you have metadata URL then you can skip below steps of Import mentadata file and enter data manually, then start configuring from this step.

Using Metadata XML file:

• In Select Data Source: Import data about the relying party from a file option & then browse the metadata file(You can download the SP metadata file from the plugin under the Service Provider Metadata tab).




Using Manual Configuration:

• In Select Data Source: 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 Tab. Click Next.

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

• Also download the Signing certificate from Service Provider Metadata Tab 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 the following details & click on Finish.

Claim rule name	Attributes
Attribute Store	Active Directory
LDAP Attribute	E-Mail Addresses
Outgoing Claim Type	Name ID

• Click Apply and then Ok.
• Select property of the application & add the certificate downloaded from the add-on.

• You can download your ADFS metadata, using following URL. You can use this metadata URL in the Service Provider Setup tab.

{ <https: //Your-Domain/federationmetadata/2007-06/federationmetadata.xml> }

Windows SSO (Optional)

• Steps to configure ADFS for Windows Authentication:
• Open elevated Command Prompt on the ADFS Server and execute the following command on it:
• setspn -a HTTP/##ADFS Server FQDN## ##Domain Service Account##
• FQDN is Fully Qualified Domain Name (Example : adfs4.example.com)
• Domain Service Account is the username of the account in AD
• Example : setspn -a HTTP/adfs.example.com username/domain
• Open AD FS Management Console and go to Authentication Policies section, edit the Global Authentication Policies. Check Windows Authentication in Intranet zone.



• Open Internet Explorer. Navigate to Security tab in Internet Options.
• Add the FQDN of AD FS to the list of sites in Local Intranet and restart the browser.
• Select Custom Level for the Security Zone. In the list of options, select Automatic Logon only in Intranet Zone.



• Open the powershell and execute following two commands to enable windows authentication in Chrome browser.

Set-AdfsProperties -WIASupportedUserAgents ((Get-ADFSProperties | Select -ExpandProperty WIASupportedUserAgents) + "Chrome")

Get-AdfsProperties | Select -ExpandProperty WIASupportedUserAgents;

• You have configured ADFS for Windows Authentication. Now to add Relying Party for your Joomla you can follow these steps.