Umbraco SAML Single Sign-On (SSO) using Okta as IDP | Okta SSO

Umbraco SAML Single Sign-On (SSO) plugin gives the ability to enable SAML Single Sign-On for your Umbraco applications. Using Single Sign-On you can use only one password to access your Umbraco application and services. 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 Umbraco and Okta considering Okta as IdP. To know more about the features we provide for Umbraco SSO, click here.

Pre-requisites : Download And Installation

• Download Umbraco SAML Single Sign-On (SSO) module.
• For Setting up the module, extract the umbraco-saml-sso-connector.zip, you will find a DLL file miniorange-saml-sso.dll, a configuration file saml.config and a integration.md file which contain the steps for adding the module into your application.

1. Add module in Umbraco Application

• Add miniorange-saml-sso.dll in the bin folder (where your other DLL files exist) for your Umbraco site.
• Register miniorangesamlsso module for your umbraco SSO according to the provided steps in the integration.md file.
• Add the provided configuration file saml.config in the root directory for your umbraco site.
• After integration open browser and browse the module dashboard with URL below:
  https://<umbraco-base-url>/?ssoaction=config
• If it pops up the registration page or login page, you have successfully added the miniOrange saml sso module for your application.

• Register or Login for configuring the module.

2. Configure Okta as IDP

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

A] Using SAML metadata URL or metadata file:

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

B] Uploading metadata manually:

• From the Service Provider Settings section, you can copy the service provider metadata manually like SP Entity ID, ACS Url, Single Logout Url, and provide it to your identity provider for configuration.
• You can refer to the below screenshot:
  
  

• Log in to Okta Developer Console.
• In Okta Developer site, navigate to Applications tab and select Applications.

• Click on the Create App Integration button to create new app.

• Click on the SAML 2.0.

• In General Settings tab, enter App Name and click on Next button.

• In SAML Settings, enter the following:


Single Sign On URL	Enter ACS (AssertionConsumerService) URL from the Service Provider metadata tab of the module.
Audience URI (SP Entity ID)	Enter SP Entity ID / Issuer from the Service Provider Metadata tab of the module.

Configure Group Attribute Statements (Optional) and click on Next button.



If you have integrated your Active Directory in Okta and want to map the AD groups, please make sure that you have added the OUs used to import groups.You will also need to map the memberOf
attribute under the integrated directory’s configuration.

Assigning Groups/People

• After creating and configuring the app go to the Assignment Tab in Okta.
• Here we select the peoples and groups you want to give access to log in through this app. Assign this to the people/group you would to give access to.

• After assigning the people/groups to your app, go to Sign On tab.
• Under SAML Signing Certificates, click on View SAML setup instructions to get the SAML Login URL (Single Sign on URL), Single Logout URL, IDP Entity ID and X.509 Certificate. You will need this to configure the ASP.NET SAML Module.

You have successfully configured Okta as SAML IdP (Identity Provider) for achieving Umbraco Single Sign-On (SSO), ensuring secure Okta Login into Umbraco application.

3. Configure Umbraco as SP

There are below two ways with which you can configure your SAML identity provider metadata in the module.

A] Upload metadata using the Upload IDP Metadata button:

• If your identity provider has provided you with the metadata URL or metadata file (.xml format only) then you simply configure the identity provider metadata in the module using the Upload IdP Metadata option.
• You can refer to the below screenshot
  
  
• You can choose any one of the options according to the metadata format you are available with.

B] Configure the identity provider metadata manually:

• After configuring your Identity Provider, it will provide you with IDP Entity ID, IDP Single Sign On URL and x.509 Certificate. Configure these values under IDP Entity ID, Single Sign-On Url and SAML X509 Certificate fields respectively.
• Click Save to save your IDP details.

4. Test Configuration

• Click on Test Configuration button to test whether the SAML configuration you’ve done is correct or not.
• The below screenshot shows a successful result.

5. Attribute Mapping

• Map your umbraco attributes with the Identity Provider (IdP) attributes.

• Click on Save Attribute Mapping button to save the settings.

6. Login Settings

• Use the following URL as a link in your Umbraco site from where you want to initiate SSO:
  https://umbraco-base-url/?ssoaction=login
• For example you can use it as:
  <a href="https://umbraco-base-url/?ssoaction=login”>Login</a>"

7. Logout Settings

• Use the following URL as a link in your Umbraco from where you want to perform SLO:
  https://umbraco-base-url/?ssoaction=logout
• For example you can use it as:
  <a href="https://umbraco-base-url/?ssoaction=logout”>Logout</a>"

You can configure the Umbraco SAML 2.0 Single Sign-On (SSO) module with any Identity Providers such as ADFS, Okta, 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. Check the list of identity providers here.

8. Additional Resources

• SAML SSO using DNN as Service Provider
• Umbraco SAML Single Sign-On (SSO)
• ASP.NET SAML Single Sign-On (SSO)
• NopCommerce SAML Single Sign-On (SSO)
• DNN REST API Authentication