Authenticate Your UsersOnboarding Modal

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Learn how the Okto Onboarding Modal helps streamline user authentication and onboarding workflows.

What is the Onboarding Modal?

Okto’s Onboarding Widget provides a streamlined way to authenticate users by displaying an embeddable flow without requiring them to leave your mobile app. Under the hood, the Onboarding Widget can handle multiple authentication flows (Email OTP, Phone OTP, Google OAuth, etc.) and can be customized with brand data, visuals, and theming.

Why Use the Onboarding Modal?

  1. No Authentication Flow Management
    Vendors need not work or worry about the authentication flow or the code for it. Okto handles everything on the server side, simplifying the implementation and saving development time.

  2. Multi-Auth Support
    The modal can be set up to handle Google Auth, Email OTP, Phone OTP, or your primary authentication of choice.

  3. Brand & Theme Customizations
    Pass your branding (title, subtitle, icon) and theming (colors, backgrounds, etc.) to tailor the onboarding experience to your style guidelines.

Typical Flow

Below is a simplified sequence for how the Onboarding Modal works:

  1. Trigger the Modal
    Your code calls showOnboardingWidget() (or manually opens <OnboardingScreen ref={...} ... />) from the Okto React Native SDK. This launches an Onboarding flow inside your app.

  2. Iframe Initialization
    The iframe loads the Okto environment for your selected BuildType (Sandbox, Staging, or Production).
    It also receives your brand data, theming, and selected primary authentication method.

  3. User Authentication
    The user completes the steps (e.g., Google login, Email OTP, or Phone OTP). If the flow requires an external token (like a Google ID token), Okto can request it from your app via gAuthCb().

  4. Auth Success
    Once the user is authenticated, Okto returns the relevant tokens (authToken, refreshToken, etc.) and closes the onboarding screen automatically. At that point, your React Native app can continue with a fully authenticated user.

Sequence Diagram

Auth Sequence Diagram

Key Points to Remember

  • showOnboardingWidget() is your main entry point to launch the Onboarding Flow.
  • You can customize brand data, theming, and the primary auth method (Email, Phone, or Google).
  • For Google OAuth, provide a callback (gAuthCb) that returns an ID token from your own sign-in flow (e.g., @react-native-google-signin/google-signin).
  • On success, your app will have the user’s authToken (and refresh token) stored in Okto’s internal state.

Note: Multi-Platform Google Sign-In

If you’re building for both iOS and Android, ensure each platform has the proper Client ID set up in the Google Cloud Console & iOS setup.

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