All (current and past) versions of ESA CCI SM data can be downloaded for free and without registration from
Click here to download the latest version (ESA CCI SM v08.1, including data for the year 2022) from CEDA.
Alternatively, we host an FTP server for the latest release (i.e. ESA CCI SM v08.1).
For FTP access credentials, please contact us via email at CCI_SM_CONTACT@EODC.EU.