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Ranger?

Apache Ranger is a centralized security management framework for operating, monitoring, and managing data security on the Hadoop platform. Ranger's vision is to provide comprehensive security within the Apache Hadoop ecosystem.

Apache Ranger currently supports fine-grained licensing and auditing for the following Apache projects:

（1）Apache Hadoop

（2）Apache Hive

（3）Apache HBase

（4）Apache Storm

（5）Apache Knox

（6）Apache Solr

（7）Apache Kafka

(8) YARN, etc.

Ranger provides a standard authorization method through access control policies, changing the status quo of decentralized management of permissions for various components on Hadoop. As a standard, Ranger provides a centralized component for auditing user access behavior and managing security interactions between components.

Ranger means Ranger. Here is its official website and logo:

http://ranger.apache.org

Ranger basic architecture

The basic structure of Ranger is shown below:

Ranger's work process

The whole process is as follows:

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