SAML Single Sign-On (SSO) into October CMS Using Google Apps / G-Suite

SAML Single Sign-On (SSO) into October CMS Using Google Apps / G-Suite


October CMS Single Sign-On ( SSO ) plugin gives the ability to enable SAML Single Sign-On (SSO) for your October CMS sites. Our October CMS SSO plugin is compatible with all the SAML compliant Identity providers. Here we will go through a step-by-step guide to configure SAML SSO between October CMS site and your Identity Provider.

Pre-requisites

To integrate your Identity Provider(IDP) with October CMS, you need the following items:

  • October CMS should be installed and configured.
  • Download any Front-end user management plugins - RainLab/Buddies.

Download and Installation

  • Login to your October CMS site’s backend: https://example.com/backend.
  • From the admin dashboard, go to Settings from the main navigation bar and select Updates & Plugins.
  • Click on Install plugins and in the search bar type “SAML SSO”.
  • Click on the SAML SP Single Sign-On - SSO search result and the plugin will start installing.
  • October CMS SAML SSO, October as SP

Step 1: Setup Google Apps/G Suite as Identity Provider

Follow the following steps to set up Google Apps / G Suite as an Identity Provider


Single Sign On using Google Apps/G-Suite, Google Apps/G-Suite SSO Login  Login as Administrator

  • Go to https://admin.google.com and login with your G Suite administrator account.
  • Go to Apps from the left menu and click SAML Apps.

    Single Sign On using Google Apps/G-Suite, Google Apps/G-Suite SSO Login, SAML Apps
Single Sign On using Google Apps/G-Suite, Google Apps/G-Suite SSO Login  Add a SAML app

  • Click on the “+” button at the bottom right corner to create a new SAML app.
  • Select button SETUP MY OWN CUSTOM APP

    SAML Single Sign On using Google Apps/G-Suite, Google Apps/G-Suite SSO Login, Setup Custom App to Enable SSO
Single Sign On using Google Apps/G-Suite, Google Apps/G-Suite SSO Login  IDP Information

  • Copy G Suite details from Option 1 of Step 2 and download the Certificate to configure the add-on manually.
  • OR You can also download the IDP metadata from Option 2 of Step 2, and then click Next.
  • Fill up the Basic Information for custom App such as Application Name( Eg. SAML App) and Description as per your choice.
  • Click Next.

    SAML Single Sign On using Google Apps/G-Suite, Google Apps/G-Suite SSO Login, Fill Basic Information for Custom App
Single Sign On using Google Apps/G-Suite, Google Apps/G-Suite SSO Login  Service Provider Details

    SAML Single Sign On using Google Apps/G-Suite, Google Apps/G-Suite SSO Login, Fill Service Provider Details
  • Enter details from the SP Info tab in the add-on as given below.

  • Information to be entered in G Suite Information to copy from the add-on in SP Info tab
    ACS URL ACS URL
    Entity ID SP Entity ID/ Issuer
    Signed Response
    Name ID Format EMAIL
  • Click Next.
Single Sign On into Google Apps/G-Suite, Google Apps/G-Suite SSO Login  Attribute Mapping

  • Click on Add New Mapping
  • Add mapping for first name and last name
  • Click on Finish

    SAML Single Sign On (SSO) using Google Apps/G-Suite Identity Provider,Google Apps/G-Suite SSO Login, Attribute Mapping
Single Sign On using Google Apps/G-Suite, Google Apps/G-Suite SSO Login  Turn on

  • By Default SAML Apps are turned off for everyone.
  • Select Edit Service option.
  • SAML Single Sign On (SSO) using Google Apps/G-Suite Identity Provider,Google Apps/G-Suite SSO Login, Edit Service
  • Change the setting to select ON for everyone to activate SSO.
  • Note: All the users will be asked to SSO to access G Suite Apps and they will not be able to login normally using a username and password.


  • SAML Single Sign On (SSO) using Google Apps/G-Suite Identity Provider,Google Apps/G-Suite SSO Login, Assign App to Everyone

Steps 2 : October CMS as SP


  • Click on Single Sign On menu option from the main navigation bar at the top of your page.
  • You will see the Plugin Settings page. We will first configure the IdP Settings.
  • Fill out the required fields according to the information provided by your Identity Provider. You can refer to the example given below.
  • For Example:
  • IdP Name:myIDP
    IdP Entity Id:https://login.xecurify.com/moas/
    SAML Login URL:https://login.xecurify.com/moas/idp/samlsso
    SAML x509 Certificate:Certificate provided by your IdP.
  • Click on Save button.
  • October CMS SAML SSO, October as SP
  • The SP Settings tab has the data that you will need to provide to your IdP.
  • October CMS SAML SSO, October as SP
  • Click on the Test Configuration button and the user details will be fetched. Test configuration will show the attributes that are received and are mapped by attribute mapping.
  • October CMS SAML SSO, October as SP

Step 3: Attribute Mapping

  • Attribute Mapping feature allows you to map the user attributes sent by the IDP during SSO to the user attributes at October CMS.
  • Go to Attribute Mapping menu option from the main navigation bar at the top of your page.
  • It provides the Custom Atrribute Mapping feature in Premium plugin.
  • October CMS SAML SSO, October as SP

  • Click on Single Sign On menu option from the main navigation bar at the top of your page.
  • You will see the Plugin Settings page. We will first configure the IdP Settings.
  • Fill out the required fields according to the information provided by your Identity Provider. You can refer to the example given below.
  • For Example:
  • IdP Name:myIDP
    IdP Entity Id:https://login.xecurify.com/moas/
    SAML Login URL:https://login.xecurify.com/moas/idp/samlsso
    SAML Logout URL:https://login.xecurify.com/moas/idp/samllogout/
    SAML x509 Certificate:Certificate provided by your IdP.
  • Click on Save button.
  • October CMS SAML SSO, October as SP
  • The SP Settings tab has the data that you will need to provide to your IdP.
  • October CMS SAML SSO, October as SP
  • Click on the Test Configuration button and the user details will be fetched. Test configuration will show the attributes that are received and are mapped by attribute mapping.
  • October CMS SAML SSO, October as SP

Step 3: Attribute Mapping

  • Attribute Mapping feature allows you to map the user attributes sent by the IDP during SSO to the user attributes at October CMS.
  • Go to Attribute Mapping menu option from the main navigation bar at the top of your page.
  • It also provide Custom Attribute mapping feature, which allows you to map any attribute sent by the IDP to the October CMS.
  • You can map the attribute names received in Test Configuration to the user credentials of your October CMS users.
  • October CMS SAML SSO, October as SP

Step 4: SSO Button Component

  • Click on CMS from the main navigation and select the page that you want to place the button on from the Pages menu on the left-hand side.
  • Click on Components and click on SAML 2.0 SP to reveal the SSO Button component.
  • Drag and drop the component on to your selected page. Hit save and preview.
  • Click on the Single Sign-On (SSO) button to start the authentication flow for frontend users.
  • October CMS SAML SSO, October as SP
  • The button for Backend login screen is generated automatically.

Step 5: SSO Options

  • In the IDP Settings tab, you can configure Force Authentication to force login screen at IdP every time your users are redirected for SSO.
  • You can configure the Login Binding type to choose the method of sending the SAML request.
  • You can configure the Single Logout URL to send a logout request to the IdP when a user logs out of your OctoberCMS site.
  • October CMS SAML SSO, October as SP
  • In the SP Settings tab, you can configure Auto-Redirect to redirect users to IdP when they land on your site.
  • You can configure the Post-Login and Post-Logout URLs to redirect users after they SSO and Single Logout.
  • October CMS SAML SSO, October as SP
  • You can access the documentation for more details by going to Settings > Updates & Plugins > SAML 2.0 SP.

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