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In order to use Duo on the HPC systems you must enroll in the Duo service and register a device. The most convenient method for managing Duo, particularly on the HPC systems, is via Duo's app for smartphones. There is support for all, or most, types of smart phones; see this page for more information. Please see the following page for setting up a smart phone for Duo:
Follow the instructions on that page to get yourself enrolled and your device registered.
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