You can enable iSCSI authentication by using ESXCLI or vicfg-iscsi. What to read next Enable iSCSI Authentication with ESXCLIYou can use the esxcli iscsi adapter auth commands to enable iSCSI authentication. Enable Mutual iSCSI Authentication with ESXCLIMutual authentication is supported for software iSCSI and dependent hardware iSCSI, but not for independent hardware iSCSI. Enable iSCSI Authentication with vicfg-iscsiYou can use the vicfg-iscsi -A -c options to enable iSCSI authentication. Mutual authentication is supported for software iSCSI and dependent hardware iSCSI, but not for independent hardware iSCSI. Parent topic: Managing iSCSI Storage