Security and Governance Documentation Updates for HDP-2.5.0
The Security Guide was extensively updated to reflect new Ranger and Knox features for HDP 2.5. This new content includes:
- Ranger-Atlas integration using tag-based services and policies.
- Tags and policy evaluation.
- Atlas Ranger Authorization plugin.
- Ranger-Hive row-filtering and column-masking.
- Migration script to convert from Audit-to-DB to Audit-to-Solr.
- Ranger Reports page improvements.
- Knox SSO.
- Ranger Usersync enhancements.
- Ranger High Availability (added to Apache Hadoop High Availability guide).
- Updates to reflect the new Ambari Infra Solr instance.
The Data Governance guide was completely rewritten for HDP 2.5 to reflect new Apache Atlas capabilities, along with a new Atlas UI. This new content includes:
- Atlas-Ranger integration and Tag synch.
- Installation and Configuration.
- Configuring Atlas Security.
- Configuring Atlas High Availability.
- Searching and viewing Atlas Assets.
- Working with Atlas tags.
- Enabling and Managing the Atlas Business Taxonomy (Technical Preview).
- Updated REST API resources.

