Follow these steps:
1. Access https://speedhubservers.eu:2083/resetpass
2. Write your cPanel user and click on "Reset Password"
3. In the next window enter the e-mail address, also used for logging in to your account on speedhub.eu and click on "Send security code" (give 5 minutes until you receive this code by email)
4. Access the email address and copy the code you entered into the cPanel window into the "Security code" field and press ENTER
5. Choose a new password that you must reconfirm in the 2nd field and click on "Save password".