Administration
In order to deliver consistent security administration and management, Hadoop administrators require a centralized user interface that can be used to define, administer and manage security policies consistently across all of the Hadoop stack components.
![](figures/1/figures/ranger_centralized_admin.png)
Ranger Centralized Security Administration
The Apache Ranger administration console provides a central point of administration for the other four pillars of Hadoop security.
![](figures/1/figures/ranger_admin_console.png)
Ranger Admin Console