DNN SAML Single Sign-On (SSO) with Office365 as IDP

DNN SAML Single Sign-On (SSO) authentication provider gives the ability to enable SAML Single Sign-On for your DotNetNuke applications. Using Single Sign-On you can use only one password to access your DotNetNuke application and services. Our authentication provider 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 DotNetNuke and Office365 considering Office365 as IdP.

Pre-requisites : Download And Installation

• Download the package for DNN SAML Single Sign-On (SSO) authentication provider.
• Upload the installation package dnn-saml-single-sign-on_xxx_Install by going in Settings > Extension > Install Extension.

Steps to configure DNN Single Sign-On (SSO) using Office365 as IDP

1. Add authentication provider on DNN page

• Now under the Installed extensions tab select Authentication Systems.Here you can see the miniOrange DNN SAML Authentication Plugin.

• Just Click on the pencil icon as mentioned in the image below to configure the DNN SAML Authentication Provider.

• Now go to the site settings tab. Here you can see the DNN SAML Authentication Provider Dashboard.

• You have finished with the Installation of the authentication provider on your DNN site.

2. Configure Office365 as Identity Provider

• Select your identity provider Office365 from the list shown below.

• There are two ways detailed below with which you can get the SAML SP metadata to configure onto your identity provider end.

A] Using SAML metadata URL or metadata file:

• Under Service Provider Settings, you can find the metadata URL as well as the option to download the SAML metadata.
• Copy metadata URL or download the metadata file to configure the same on your identity provider end.
• You may refer to the screenshot below:


B] Uploading metadata manually:

• Under the Service Provider Settings section, you can manually copy the service provider metadata like Base URL, SP Entity ID, ACS URL and share it with your identity provider for configuration.
• You may refer to the screenshot below:

• Go to https://portal.azure.com/ and login into Azure AD.
• Log into Azure AD Admin Console.
• Click on Azure Active Directory

• Click on App Registration -> New Registrations

• Enter the Application Name and enter Redirect URI (ACS URL from ASP.NET SAML SSO module from Service Provider Metadata option) then Click on Register.

• Click on API Permissions -> Add Permission then select API as Office 365 Management APIs.

• Select the ActivityFeed.Read .

• Click on Overview -> Endpoints and copy the Federation metadata document URL. Keep the metadata url handy it will require later to configure step 3.

You have successfully configured Office365 as identity provider.

3. Configure DotNetNuke SAML Authentication Provider as Service Provider

• For configuring application in the authentication provider, click on the Add new IdP button in the Identity Provider Settings tab.


A] Select your Identity Provider

• Select Office 365 from the list.You can also search for your Identity Provider using the search box.


B] Configure your Identity Provider

• Under the Service Provider Settings tab, you can download SP metadata as a XML document or copy the metadata url.
• Alternatively, copy and paste the SP Entity ID and ACS Url from the SP metadata Table to your Office 365 configuration page.


C] Configure your Service Provider

• To upload IdP's metadata, you can use the Upload IdP metadata button under the Identity Provider Settings tab, if you have the IdP metadata URL or the IdP metadata .xml file.
• Alternatively, you can copy the IDP Entity ID and Single Sign-On Url values from the IdP and fill them up under the Identity Provider Settings tab.

4. Testing SAML SSO

• Click the Test Configuration button to verify if you have configured the plugin correctly.
• On successful configuration, you will get Attribute Name and Attribute Values in the Test Configuration window.

5. Attribute Mapping

• For attribute mapping select the Edit Configuration from the select actions dropdown.
• Map email and username with Attribute Name you can see in Test Configuration window and save the settings.

6. Get the Single Sign-On (SSO) link for your application

• You can find the SSO Link in the Action dropdown in Applications List of the authentication provider.

You can even configure the ASP.NET SAML Single Sign-On (SSO) module with any identity provider such as ADFS, Microsoft Entra ID (formerly Azure AD), Bitium, centrify, G Suite, JBoss Keycloak, Okta, OneLogin, Salesforce, AWS Cognito, OpenAM, Oracle, PingFederate, PingOne, RSA SecureID, Shibboleth-2, Shibboleth-3, SimpleSAML, WSO2 or even with your own custom identity provider. To check other identity providers, click here.

Additional Resources

• DNN SAML Single Sign-On (SSO)
• DNN OAuth Single Sign-On (SSO)
• ASP.NET SAML Single Sign-On (SSO)
• nopCommerce SAML Single Sign-On (SSO)
• Umbraco SAML Single Sign-On (SSO)