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Cluster Mirroring supports comprehensive security controls through both authorization and authentication mechanisms. On the destination cluster, mirror-related operations (creating mirrors, adding/removing topics from mirrors, managing mirror configurations) require the {{CLUSTER_ACTION permission }} permission on the cluster resource. This ensures that only authorized principals can establish and manage cluster mirrors. When configuring a mirror, operators specify ACLs that should be synchronized from the source cluster, and these ACLs are periodically replicated to the destination cluster to maintain consistent access control policies across both environments.

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