You can use the Apache Knox gateway to provide authentication access security for your NiFi services. The Apache Knox Gateway (“Knox”) is a system to extend the reach of Apache™ Hadoop® services to users outside of a Hadoop cluster without reducing Hadoop Security. Knox also simplifies Hadoop security for users who access the cluster data and execute jobs. Knox integrates with Identity Management and SSO systems used in enterprises and allows identity from these systems to be used for access to Hadoop clusters. For more information about Knox, see Apache Knox Gateway Overview.

	Note
	HA is not currently supported for proxying NiFi in Knox in HDF 3.1.

Installing NiFi authentication with Knox requires the following steps: