...
Once you’ve opted-in to DUO 2 factor authentication (2FA), logging in to supported services is as simple as accepting the notification on your phone, or entering a PIN from a text message or , phone call or token. To log in with DUO 2FA:
...
...
Once you’ve opted-in to DUO 2 factor authentication (2FA), logging in to supported services is as simple as accepting the notification on your phone, or entering a PIN from a text message or , phone call or token. To log in with DUO 2FA:
...