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Configure Okta Single Sign-On (SSO) with WordPress OAuth

Configure Okta Single Sign-On (SSO) with WordPress OAuth


Set up Single Sign-On (SSO) on your WordPress website via Okta Single Sign On with the WP OAuth & OpenID Connect Single Sign-On plugin. Implementing WordPress SSO using Okta allows users to log into your websites and applications with a single set of credentials using the Okta SSO OAuth provider.

Okta, acts as the OAuth Provider, and WordPress act as the OAuth Client. Okta Single Sign On provides smooth integration between WordPress and Okta using login with Okta SSO with a single click.

Okta SSO Integration with WordPress SSO plugin also provides advanced Okta SSO features like user profile attribute mapping, role mapping, and providing site access based on organization email domains. You can also protect your complete WordPress site behind Okta SSO Integration. Okta WordPress OAuth SSO plugin secures the user’s login process and improves user authentication using Wordpress Okta Single Sign On. Follow the steps in the guide below to set up Okta SSO integration with the WordPress SSO plugin via installing this plugin.

Prerequisites: Download and Installation

  • Log into your WordPress instance as an admin.
  • Go to the WordPress Dashboard -> Plugins and click on Add New.
  • Search for a WordPress OAuth Single Sign-On (SSO) plugin and click on Install Now.
  • Once installed click on Activate.


Steps to configure Okta WordPress Login with WordPress OAuth

1. Setup Okta as OAuth Provider

  • First of all, go to https://www.okta.com/login and log into your Okta account.
  • Go to the Okta Admin panel. Go to Applications -> Applications.
  • okta Single Sign-On (SSO) OAuth/OpenID-addapp-shortcut
  • You will get the following screen. Click on Create App Integration button.
  • okta Single Sign-On (SSO) OAuth/OpenID-addapplication
  • Select sign in method as the OIDC - OpenID Connect option and select Application type as web application, click on Next button.
  • okta Single Sign-On (SSO) OAuth/OpenID-select-webplatform
  • You will be redirected to the app details page. Enter App integration name and Sign-in redirect URIs. you will get that from miniOrange OAuth/OpenID connect Client Plugin's 'Configure OAuth' tab under the Redirect/Callback URL field.
  • okta Single Sign-On (SSO) OAuth/OpenID-callbackURL
  • Scroll down and you will see the Assignments section. Choose a controlled access option and uncheck the Enable immediate access with Federation Broker Mode option. Click on Save button.
  • okta Single Sign-On (SSO) OAuth/OpenID-clientcredentials
  • Now you will get the Client credentials and okta domain. Copy these credentials in Miniorange OAuth client single sign-on (SSO) Plugin configuration on corresponding fields.
  • Note: Enter https:// in the Okta domain field in the WordPress OAuth Single Sign-On (SSO) plugin which you will get from General Settings. eg.( https://dev-32414285.okta.com ).


    okta Single Sign-On (SSO) OAuth/OpenID-clientcredentials

    1.1 Assign an app integration to a user

    • Go to Applications tab and Click on your application.
    • okta Single Sign-On (SSO) OAuth/OpenID WordPress application tab
    • Select the Assignments tab.
    • okta Single Sign-On (SSO) OAuth/OpenID WordPress assignment
    • Click Assign and select Assign to People.
    • If you want to assign the application to multiple users at the same time then select Assign to Groups [If an app is assigned to a group then, the app will be assigned to all the people in that group]
    • okta Single Sign-On (SSO) OAuth/OpenID WordPress select assign people
    • Click Assign next to a user name.
    • okta Single Sign-On (SSO) OAuth/OpenID WordPress click on assign
    • Click Save and Go Back.
    • okta Single Sign-On (SSO) OAuth/OpenID WordPress go back
    • Click Done.
    • okta Single Sign-On (SSO) OAuth/OpenID WordPress done

    1.2 Profile Attributes for the id Token

    • In your Okta admin dashboard, navigate to Security -> API.
    • okta Single Sign-On (SSO) OAuth/OpenID WordPress create-newclient login button setting
    • Select your SSO application and click on the edit icon.
    • okta Single Sign-On (SSO) OAuth/OpenID WordPress create-newclient login button setting
    • Go to claims tab and select the ID token option.
    • okta Single Sign-On (SSO) OAuth/OpenID WordPress create-newclient login button setting
    • click on Add claim button.
    • okta Single Sign-On (SSO) OAuth/OpenID WordPress create-newclient login button setting
    • Give a Name to your claim/attribute and Select ID Token from the token type dropdown. Now, enter the value user.$attribute in the Value field based on the attribute you want to receive. Keep other settings as default and click on Create button.
    • okta Single Sign-On (SSO) OAuth/OpenID WordPress create-newclient login button setting
    • Follow the similar steps for all the attributes you want to see. You will have a list similar to the below one.
    • okta Single Sign-On (SSO) OAuth/OpenID WordPress create-newclient login button setting
    • You will be able to see the attributes in the Test Configuration output as follows.
    • okta Single Sign-On (SSO) OAuth/OpenID WordPress create-newclient login button setting

You've successfully configured WordPress SSO using Okta as OAuth Provider on your WordPress site, allowing users to use Okta SSO login into the WordPress site with their Okta login Credentials.


2. Setup WordPress as OAuth Client


  • Go to Configure OAuth tab and click Add New Application to add a new client application into your website.
  • Okta  Single Sign-On (SSO) OAuth - Add new application
  • Choose your Application from the list of OAuth / OpenID Connect Providers, Here Okta.
  • Okta Single Sign-On (SSO) OAuth - Select Application
  • After selecting the provider copy the Callback URL which needs to be configured in OAuth Provider's SSO application configuration.
  • Enter the Client Credentials like Client ID & Client Secret which you will get from the Okta SSO application.
  • Configure the Scope & Endpoints for Okta in the plugin.
  • Click on Next.
  • Okta  Single Sign-On (SSO) OAuth - Client ID & Client Secret
  • Verify the configuration details and click on Finish to save the configuration.

  • Okta Single Sign-On (SSO) OAuth - Finish configuration

You've successfully configured WordPress SSO with Okta making WordPress an OAuth Client, allowing users to implement secure Okta Single Sign-on login into the WordPress site with Okta login Credentials.


3. User Attribute Mapping

  • User Attribute Mapping is mandatory for enabling users to successfully login into WordPress. We will be setting up user profile attributes for WordPress using below settings.

  • After clicking on Finish button, You will see different user attributes returned by your OAuth Provider in a test configuration table. If you don't see any user attributes, make the required settings in your OAuth Provider to return this information.
  • Okta Single Sign-On (SSO) OAuth - Add Grant Type
  • Once you see all the values in the Test Configuration table, click on Finish button and go to Attribute / Role Mapping tab,you will get the list of attributes in a Username dropdown.
  • Okta Single Sign-On (SSO) OAuth - Add Grant Type

You have successfully configured WordPress as OAuth Client for achieving user authentication with Okta Single Sign-On (SSO) login into your WordPress Site.

4: Steps to fetch Okta Groups

  • Click on the Sign On tab in your Okta application.
  • Okta Single Sign-On (SSO) - test configuration - role mapping
  • Go to the OpenID Connect ID Token section by scrolling down.
  • Under 'Group claims filter' section, enter groups as the default name, and then select 'Matches regex' from the drop down list and enter .* (without spaces) to return all the user's Groups. Click on Save button.
  • Okta Single Sign-On (SSO) - test configuration - role mapping

5: Steps to Create Custom Claims in Okta

  • Go to the Okta Admin panel ->Security -> API.
  • Click on Add Authorization Server button.
  • Okta Single Sign-On (SSO) - Add Authorization server
  • After creating a new Authorization Server, click on the Edit icon as shown below.
  • Okta Single Sign-On (SSO) - Add Authorization server
  • Go to Claims and click on Add Claim button.
  • Okta Single Sign-On (SSO) - Add Authorization server
  • After creating a custom claim, go to Access Policies and select Add Policy.
  • Okta Single Sign-On (SSO) - Add Authorization server
  • After creating a new policy in the Access Policies tab, click on Add rule button.
  • Okta Single Sign-On (SSO) - Add Authorization server
  • Give a name to the rule. Keep other settings as default and click on Create rule.

6: Steps to configure Okta Groups in plugin [Premium]

  • Go the OAuth Client Single Sign-On (SSO) plugin, enter the scope values as groups in addition to the scopes.
  • Enter the Endpoints mentioned in the below table (refer to the image below). Click on Save and then “Test Configuration” button.
  • Scope: openid email profile groups
    Authorize Endpoint: https://{yourOktaDomain}.com/oauth2/v1/authorize
    Access Token Endpoint: https://{yourOktaDomain}.com/oauth2/v1/token
    Okta Single Sign-On (SSO) - attribute mapping
  • Now you will get the list of Attribute Names, Attribute Values and Groups that are sent by Okta.
  • Okta Single Sign-On (SSO) - attribute mapping
  • From the Test Configuration window, map the Attribute Names in the Attribute Mapping section of the plugin. Refer to the screenshot for more details.
  • Okta Single Sign-On (SSO) - attribute mapping
  • Enable Role Mapping: To enable Role Mapping, you need to map Group Name Attribute. Select the attribute name from the list of attributes which returns the roles from your provider application.
    Eg: groups

  • Okta Single Sign-On (SSO) - test configuration - role mapping
  • Assign WordPress role to the Provider role: Based on your provider application, you can allocate the WordPress role to your provider roles. It can be a Administrator, Contributor,Subscriber or any other depending on your application. Add the provider roles under Group Attribute Value and assign the required WordPress role in front of it under WordPress Role.
    For example, in the below image. Football has been assigned the role of Contributor & Everyone is assigned the role of Subscriber.
  • Okta Single Sign-On (SSO) - test configuration - role mapping
  • Once you save the mapping, the provider role will be assigned the WordPress administrator role after SSO.
    Example: As per the given example, Users with role ‘Football’ will be added as Contributor in WordPress and ‘Everyone’ will be added as Subscriber.

7. Sign In Settings

  • The settings in Single Sign-On (SSO) Settings tab define the user experience for Single Sign-On (SSO). To add a Okta login widget on your WordPress page, you need to follow the below steps.
    • Go to WordPress Left Panel > Appearances > Widgets.
    • Select miniOrange OAuth. Drag and drop to your favourite location and save.
    •  Okta  Single Sign-on (SSO) - WordPress create-newclient login button setting
    • Go to WordPress Left Panel > Appearances > Widgets.
    • Select miniOrange OAuth. Drag and drop to your favourite location and save.
    • Okta Single Sign-on (SSO) - WordPress create-newclient login button setting
    • Open your WordPress page and you can see the Okta SSO login button there. You can test the Okta Single Sign-On (SSO) now.
    • Make sure the "Show on login page" option is enabled for your application. (Refer to the below image)
    • Okta Single Sign-on (SSO) - WordPress create-newclient login button setting
    • Now, go to your WordPress Login page. (Eg. https://< your-wordpress-domain >/wp-login.php)
    • You will see an Okta SSO login button there. Once you click the login button, you will be able to test the Okta Single Sign-On (SSO).
    • Okta Single Sign-on (SSO) - WordPress create-newclient login button setting

8: Scope & Endpoints

Please refer the below table for configuring the scope & endpoints for Okta in the plugin.

Scope: openid email profile
Authorize Endpoint: https://{yourOktaDomain}.com/oauth2/default/v1/authorize
Access Token Endpoint: https://{yourOktaDomain}.com/oauth2/default/v1/token
Get User Info Endpoint: https://{yourOktaDomain}.com/oauth2/default/v1/userinfo
Custom redirect URL after logout:[optional] https://{yourOktaDomain}.com/login/signout?fromURI= <your url>

Note: Please try the following endpoints if you receive a 404 Server error from Okta at the time of SSO.

Authorize Endpoint: https://{yourOktaDomain}.com/oauth2/v1/authorize
Access Token Endpoint: https://{yourOktaDomain}.com/oauth2/v1/token
Get User Info Endpoint: https://{yourOktaDomain}.com/oauth2/v1/userinfo

You have successfully enabled WordPress SSO Login with the WordPress OAuth & OpenID Connect Single Sign-On (SSO) plugin by configuring Okta as IdP (OAuth Provider) and WordPress as an OAuth client. With this Okta SSO Integration you can quickly roll out secure access to your WordPress(WP) site, allowing users to safely authenticate using Okta SSO login credentials.


Additional Resources


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