Enable Access to Your Custom Identity Verification Page

1. Enable public access to your Visualforce page.
   1. From Setup, in the Quick Find box, enter Sites, and select All Sites.
   2. Next to your site name, click Workspaces.
   3. In the Workspaces page, select Administration, and then select Pages.
   4. ClickGo to Force.com.
   5. Click Public Access Settings.
   6. Under Site Visualforce Pages, click Edit.
   7. Select the Visualforce page that you created and add it to Enabled Visualforce Pages.
   8. Save your changes.
2. Replace your site’s default identity verification page with your custom Visualforce page.
   1. From Experience Workspaces, select Administration, and then select Login & Registration.
   2. Under Login Page Setup, for Login Page Type, select Visualforce Page.
   3. Use the lookup to find your page and add it to the Login Page Type.
   4. Save your changes.

You now have a custom Visualforce page for identity verification. To customize the verification process, implement Apex methods in your Visualforce page.