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Puhti and Mahti computing services have been decommissioned. Puhti and Mahti login nodes and storage services will remain available until 15 October 2026, but are no longer covered by service contracts. Please clean up and migrate your data to Roihu ASAP. See Roihu data migration guide for instructions.

How to create a CSC user account

If your home organization is a member of the Haka or Virtu federation, you can create a CSC account yourself.

If you don't have Haka or Virtu, please see how to contact us to register.

Please see the Accounts section and general information about getting started with CSC services for more information.