The 3 identification tools from the Government of Spain to access SES Hospedajes are the following:

Also, it is important to have the autofirm@ or cl@ve firma program installed on your computer to digitally sign the establishment registration request.

Here you can download it depending on the type of computer you have: https://firmaelectronica.gob.es/Home/Descargas.html

NOTE: Since these are identification tools from the Government of Spain, external to our platform, technical support for obtaining and using them is beyond our scope. If you have any doubts, we recommend consulting your accounting or legal advisor.