Cardinal

For OSC users who require Multi Factor Authentication (MFA), please update Duo Mobile to version 4.85.0 or later by Feb. 2, 2026 to avoid login issues. To check your version, open Duo Mobile and scroll to the bottom. To see whether your OSC account requires Duo, log into my.osc.edu and check whether you are in the Duo group. Questions? Open a case at https://support.osc.edu.