I think passport would be the best option, If you belong to one of these countries as Syria, Irao... best to avoid bittrex at this time, as you may have already read, people from these countries as Syria, Irao and others who have problems with the US government had their accounts disabled, my friend had his account activated in less than 30 minutes and he handed passport


They answered: Statement on disabled accounts

You can only expect such a review to end.