You can create a login for the DETEC eGovernment portal via the eIAM federal login service. Registration is free of charge.
To register, click on the lock icon in the upper right corner. You will be redirected directly to the eIAM login service. Under the login window, click on "Create an account".
After registration, you can immediately log in to the portal with your email address and password.
Click here for the eIAM registration and login (CH-LOGIN) instructions.