"Access Denied. Username Cannot Authenticate with Duo"

This error means that you have not signed up with Duo yet, which is our two factor authentication system that is now required for many of our Clemson pages. To sign up, please go to 2fa.clemson.edu and follow the instructions there.

For a detailed guide on how to enroll in duo, please see the following: https://hdkb.clemson.edu/phpkb/article.php?id=495

Please also see our FAQ page if you have further questions, as they are likely answered there: https://hdkb.clemson.edu/phpkb/article.php?id=488

If you have any trouble with registering, or have any questions not already answered, we would be happy to further assist you if you call the CCIT Support Center at (864)656-3494.

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