Hi @Stéphane Couzigou Ranger in HDP and HDF use different plugins so NiFi in not available in your HDP 2.5 Ranger. Using same Ambari and Ranger for HDF and HDP is on the roadmap. Regarding your other question, it should be possible to have HDP tools and NiFi in the same Ranger if you install it manually. I didn't try it but it should work. You can look at these links to have an idea on how to activate all plugins https://cwiki.apache.org/confluence/display/RANGER/NiFi+Plugin https://github.com/bbende/apache-ranger-vagrant/tree/master/scripts In the Ranger.env.sh you can see the list of plugins installed : SUPPORTED_COMPONENTS=tag,hdfs,hbase,hive,kms,knox,storm,yarn,kafka,solr,atlas,nifi ... View more