During fall and winter term, Duo two-step login will become mandatory for all students and recent graduates. We will be rolling out mandatory Duo for students in 5 phases, based on the last digit of your OSU ID number (XXX-XXX-XXX). Mandatory dates for each group are:
You can sign up for Duo now to begin protecting your account - As your mandatory date approaches, you will receive reminder emails from the Duo project team until you sign up.
Two-step login, powered by Duo, protects your OSU account by verifying your identity with two forms of ID:
By protecting your OSU account with Duo, you can reduce the risk of someone gaining access to your account. If someone has access to your OSU account, they could:
The Duo Mobile app for iOS and Android is the most popular option for authenticating with Duo. We also support hardware tokens, security keys and even Touch ID on some MacBook laptops.