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0D51Y00007MeibfSABOkta Classic EngineMulti-Factor AuthenticationAnswered2026-04-01T09:00:20.000Z2019-12-23T11:27:51.000Z2020-01-08T20:22:41.000Z
  • t529b (t529b)

    No, just one is usually all that's required, and the user can select from the factors in which he is enrolled. And I say usually only because it is possible for administrators to create complex step-up sign-on policies that could possibly require multiple factors, usually based on behaviors. Also be aware that certain factors may not be valid choices in certain situations. For instance, my U2F security key only works with Chrome and Firefox browsers, which means I can't use it when prompted for MFA while logging in using the Cisco VPN client.

     

    I usually encourage users to enroll in multiple factors, on multiple platforms, so they don't get locked out of their account if they, for example, lose their mobile device. Once a user enrolls in an MFA factor (any MFA factor), from that point on, Okta will secure the user's account by requiring MFA to edit their profile (including the ability to reset or enroll MFA factors), and if the user's only enrolled MFA factor is on their phone, they're no longer able to satisfy the MFA prompt to enroll their replacement device. Their only option is to contact an administrator and request a reset of their enrolled MFA factor. Personally, I have enrolled in Okta Verify on my phone, WinAuth (a Google Authenticator-compatible utility) on my laptop, and the aforementioned U2F security key.

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  • t529b (t529b)

    No, just one is usually all that's required, and the user can select from the factors in which he is enrolled. And I say usually only because it is possible for administrators to create complex step-up sign-on policies that could possibly require multiple factors, usually based on behaviors. Also be aware that certain factors may not be valid choices in certain situations. For instance, my U2F security key only works with Chrome and Firefox browsers, which means I can't use it when prompted for MFA while logging in using the Cisco VPN client.

     

    I usually encourage users to enroll in multiple factors, on multiple platforms, so they don't get locked out of their account if they, for example, lose their mobile device. Once a user enrolls in an MFA factor (any MFA factor), from that point on, Okta will secure the user's account by requiring MFA to edit their profile (including the ability to reset or enroll MFA factors), and if the user's only enrolled MFA factor is on their phone, they're no longer able to satisfy the MFA prompt to enroll their replacement device. Their only option is to contact an administrator and request a reset of their enrolled MFA factor. Personally, I have enrolled in Okta Verify on my phone, WinAuth (a Google Authenticator-compatible utility) on my laptop, and the aforementioned U2F security key.

    Expand Post
    Selected as Best
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When 2 MFA factor is enabled