How to get grid certificate:
Login to mill and exec command
Your domain is
Your Domain (e.g. example.org) :helsinki.fi
Send mail to Eero Kesala (at helsinki.fi)
mail email_address -s "Certificate request" < ~/.globus/usercert_request.pem
and visit him to show him your id.
It may take couple of days to get the certificate.
Once you have the grid certificate, request membership in NorduGrid VO
Once you have been added in the VO, you can start trying to use grid services like job submission.