- ONTAP 9.1 through 9.7
NetApp hardware-based encryption supports full-disk encryption (FDE) of data as it is written. In some environments, it is necessary to renew the encryption keys for these devices.
For more information, review the following: Configuring NetApp hardware-based encryption
Currently, the only way to renew the NSE-AK is to completely remove OKM and rerun the setup script.