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    • https://kb.netapp.com/on-prem/ontap/DM/Encryption/Encryption-KBs/How_to_return_SED_to_factory-configured_settings_after_OKM_data_authentication_key_is_lost
      Sanitizing one or more self-encrypting disks (SEDs), renders the existing data on the SEDs impossible to retrieve. The only method to restore the encryption key is by having cluster passphrase and res...Sanitizing one or more self-encrypting disks (SEDs), renders the existing data on the SEDs impossible to retrieve. The only method to restore the encryption key is by having cluster passphrase and restoring the backup information of Onboard key Manager with output from This operation employs the inherent erase capability of SEDs to perform all of the following changes: Sets the data authentication key (AK) to the default manufacture secure ID (MSID).