All passwords need to reset after 2021-01-31. If you haven’t done it, you can’t login to portal before you reset password. Look password reset instructions here. Ducument is password protected and password is hakasu2022.
If you have registered with uppercase and lowercase letters on your email address you need to use explicit version to login (e.g. [email protected]).
new user register is not possible
card information edit not possible
Problem cases you could contact email to Pasi, contact details found on board.