I actually encountered this with my registrar Enom. I reached out to them on Twitter with no response, but, in their FAQ section, sure enough the instructions w

I actually encountered this with my registrar Enom. I reached out to them on Twitter with no response, but, in their FAQ section, sure enough the instructions were to email your domain name and password. Needless to say, I changed that password and jumped ship. If any service requires your password as verification, it's definitely a good idea to look into other services.