Most things are... even SSH is Trust-on-First-Use. You can really only verify out of band. OTP is quite a bit better than CC or bank account numbers... assuming the OTP is only restricting use (and not giving access to view or modify other account information, etc)
Most things are... even SSH is Trust-on-First-Use. You can really only verify out of band. OTP is quite a bit better than CC or bank account numbers... assuming the OTP is only restricting use (and not giving access to view or modify other account information, etc)