Hi xavano,
Thanks for your post and welcome to the forums. It's great having you on board with us in the Community.
We're sorry to hear you're having an issue with creating the password. The real requirements are listed on the page when you attempt to create a password however we are aware some people are having an issue.
We can certainly check this out for you but in order to do that I will need to confirm some information with you. I have sent you a private message regarding this. Just click on the little plum envelope at the top right-hand side of the page to access your inbox.
Thanks,