You have to sign up to get access to the features of projects.
Please use the sign up link in the global navigation to get to the registration form. You have to fill in at least the mandatory fields and confirm the Send button. As soon as your user is created, you will receive a confirmation via email with your initial password (normally within one hour).
You have to change the initial password after your successful first-time logon.
You now have access to all features.
Using the Login link in the global navigation you get to the login screen, where you can log on with your chosen login name and given initial password.