If you are trying to log into Futurae Admin (admin.futurae.com), then contact the Futurae support team at firstname.lastname@example.org. Note: As described in this article, there is no need for you to have an account on Futurae Admin, unless you own or work for a company which is an existing (or prospect) customer of Futurae.
On the other hand, if you are trying to log into any 3rd party website or application which uses Futurae to securely authenticate you, then you should contact the help desk or support team of that website or application. (Most likely, you will be able to find their contact details somewhere in their website.) They are the ones who will be able to help you with your issue.