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Tutorial: Configure Nok Nok Passport with Azure Active Directory B2C for passwordless FIDO2 authentication

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Learn to integrate the Nok Nok S3 Authentication Suite into your Azure Active Directory B2C (Azure AD B2C) tenant. Nok Nok solutions enable FIDO certified multi-factor authentication such as FIDO UAF, FIDO U2F, WebAuthn, and FIDO2 for mobile and web applications. Nok Nok solutions improve security posture while balancing user experience.

To to noknok.com to learn more: Nok Nok Labs, Inc.

Prerequisites

To get started, you need:

Scenario description

To enable passwordless FIDO authentication for your users, enable Nok Nok as an identity provider (IdP) in your Azure AD B2C tenant. Nok Nok solution integration includes the following components:

  • Azure AD B2C – authorization server that verifies user credentials
  • Web and mobile applications – mobile or web apps to protect with Nok Nok solutions and Azure AD B2C
  • Nok Nok app SDK or Passport app – authenticate Azure AD B2C enabled applications.

The following diagram illustrates the Nok Nok solution as IdP for Azure AD B2C using OpenID Connect (OIDC) for passwordless authentication.

Diagram of Nok Nok as IdP for Azure AD B2C using OpenID Connect (OIDC) for passwordless authentication.

  1. At the sign-in page, user selects sign-in or sign-up and enters the username.
  2. Azure AD B2C redirects user to the Nok Nok OIDC authentication provider.
  3. For mobile authentications, a QR code appears or push notification goes to the user device. For desktop sign-in, the user is redirected to the web app sign-in page for passwordless authentication.
  4. User scans the QR code with Nok Nok app SDK or Passport app. Or, username is sign-in page input.
  5. User is prompted for authentication. User does passwordless authentication: biometrics, device PIN, or any roaming authenticator. Authentication prompt appears on web application. User does passwordless authentication: biometrics, device PIN, or any roaming authenticator.
  6. Nok Nok server validates FIDO assertion and sends OIDC authentication response to Azure AD B2C.
  7. User is granted or denied access.

Get started with Nok Nok

  1. Go to the noknok.com Contact page.
  2. Fill out the form for a Nok Nok tenant.
  3. An email arrives with tenant access information and links to documentation.
  4. Use the Nok Nok integration documentation to complete the tenant OIDC configuration.

Integrate with Azure AD B2C

Use the following instructions to add and configure an IdP then configure a user flow.

Add a new Identity provider

For the following instructions, use the directory with the Azure AD B2C tenant. To add a new IdP:

  1. Sign in to the Azure portal as Global Administrator of the Azure AD B2C tenant.
  2. In the portal toolbar, select the Directories + subscriptions.
  3. On Portal settings, Directories + subscriptions, in the Directory name list, locate the Azure AD B2C directory.
  4. Select Switch.
  5. In the top-left corner of the Azure portal, select All services.
  6. Search for and select Azure AD B2C.
  7. Navigate to Dashboard > Azure Active Directory B2C > Identity providers.
  8. Select Identity providers.
  9. Select Add.

Configure an Identity provider

To configure an IdP:

  1. Select Identity provider type > OpenID Connect (Preview).
  2. For Name, enter Nok Nok Authentication Provider, or another name.
  3. For Metadata URL, enter hosted Nok Nok Authentication app URI, followed by the path such as https://demo.noknok.com/mytenant/oidc/.well-known/openid-configuration
  4. For Client Secret, use the Client Secret from Nok Nok.
  5. For Client ID, use the client ID provided by Nok Nok.
  6. For Scope, use OpenID profile email.
  7. For Response type, use code.
  8. For Response mode, use form_post.
  9. Select OK.
  10. Select Map this identity provider’s claims.
  11. For UserID, select From subscription.
  12. For Display name, select From subscription.
  13. For Response mode, select From subscription.
  14. Select Save.

Create a user flow policy

For the following instructions, Nok Nok is a new OIDC IdP in the B2C identity providers list.

  1. In your Azure AD B2C tenant, under Policies, select User flows.
  2. Select New.
  3. Select Sign up and sign in.
  4. Select a version.
  5. Select Create.
  6. Enter a policy Name.
  7. In Identity providers, select the created Nok Nok IdP.
  8. You can add an email address. Azure won't redirect sign-in to Nok Nok; a screen appears with user options.
  9. Leave the Multi-factor Authentication field.
  10. Select Enforce conditional access policies.
  11. Under User attributes and token claims, in the Collect attribute option, select Email Address.
  12. Add user attributes for Microsoft Entra ID to collect, with claims that Azure AD B2C returns to the client application.
  13. Select Create.
  14. Select the new User flow.
  15. On the left panel, select Application Claims.
  16. Under options, select the email checkbox
  17. Select Save.

Test the user flow

  1. Open the Azure AD B2C tenant and under Policies select Identity Experience Framework.
  2. Select the created SignUpSignIn.
  3. Select Run user flow.
  4. For Application, select the registered app. The example is JWT.
  5. For Reply URL, select the redirect URL.
  6. Select Run user flow.
  7. Perform a sign-up flow and create an account.
  8. After the user attribute is created, Nok Nok is called.

If the flow is incomplete, confirm the user is or isn't saved in the directory.

Next steps