Then let's not use backup codes. If you loose your auth device then you should recover it using an office of authentication (i.e https://travel.state.gov/conten

Then let's not use backup codes. If you loose your auth device then you should recover it using an office of authentication (i.e https://travel.state.gov/content/travel/en/legal/travel-legal-considerations/internl-judicial-asst/authentications-and-apostilles/office-of-authentications.html https://travel.state.gov/content/travel/en/legal/travel-lega...)