You can change the authentication key at any time by using the key_manager rekey command. You might want to change the authentication key as part of your security protocol or when moving an aggregate to another storage system.
The following command changes the authentication key and prompts you to enter a new one manually. You can run the disk encrypt show command after completion to verify the results.
storage-system> key_manager rekey -manual Please enter a new passphrase: Please reenter the new passphrase: New passphrase generated. Key ID: 080CDCB2000000000100000000000000B0A11CBF3DDD20EFB0FBB5EE198DB22A Key tag: storage-system Notice: Remember to store the passphrase and the Key ID in a secure location. Passphrase, key ID, and key tag synchronized with the following key server(s): 172.16.132.118 172.16.132.211 Completed rekey on 4 disks: 4 successes, 0 failures, including 0 unknown key and 0 authentication failures.