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CloudPools 2.0 supports AWS signature version 4 (V4) with signature version 2 (V2). V4 provides an extra level of security for authentication with the enhanced algorithm and no action required from end users. For more information about V4, see the article Authenticating Requests: AWS Signature V4.
CloudPools 2.0 handles the compatibility of Dell PowerScale SyncIQ for data replication and NDMP for data backup and restore. When the source and target PowerScale clusters use different authentication versions, consider the following information:
Note: A patch can be installed on OneFS 8.1.2 to support AWS signature V4 authentication. Contact your Dell representative if you plan to install the patch.