Hi, We’re using the New Universal login for authentication and we want to use MFA Email and/or SMS. Universal login doesn’t allow MFA email as a single factor, so we want to build a custom MFA page to do it ourselves by using MFA API. The issue is that when we want to challenge a MFA factor we ne…

Hi @jeremie.poisson I expect the flow would be something as you describe. Your fourth point yes it does work :slight_smile: When you get redirected to your external MFA pages you will receive a code as part of the redirection (providing authentication was successful). You’ll then have to use the …

Hi @jeremie.poisson Thanks for getting in touch with us at Auth0 Community. It’s correct that the ROPG flow does give you the mfa_token but you can still use Universal Login providing you use the correct audience and scopes when making the request as per https://auth0.com/docs/secure/multi-factor-…

Hi, Ok that’s interesting but we already specify an audience for one of our API. And Auth0 doesn’t support multiple audiences

So the flow will be something like : User goes to the app User hit “Login” button The user is redirect to Auth0 with an /authorize request with https://{your_domain}/mfa/ audience The user enters login/password (Does it works ?) He gets redirected to our external MFA pages with Actions (How can we…

How to build custom MFA pages

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SaqibHussain April 27, 2023, 12:00pm 6

@jeremie.poisson I believe you would have to send another /authorize request with a new audience see https://community.auth0.com/t/how-to-specify-multiple-audiences-on-authorize-method/81072/6

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How to build custom MFA pages

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