In this Introduction to Hadoop Security training course, expert author Jeff Bean will teach you how to use Hadoop to secure big data clusters. This course is designed for users that are already familiar with the basics of Hadoop.
You will start by learning about tooling, then jump into learning about Hadoop insecurities. From there, Jeff will teach you about authentication with MIT Kerberos, authentication with Active Directory, and authorization. This video tutorial also covers encryption, developer topics, and administrator topics. Finally, you will learn about secure Hadoop topics.
Once you have completed this computer based training course, you will have learned everything you need to know to secure big data clusters with Hadoop.
Watch the Video: http://shop.oreilly.com/product/0636920044291.do
When your selecting Big Data Ecosystem for your mission critical application, make sure you chose the correct product which can allow you to take take real time snapshots. If your Big Data Ecosystem not allowing you to take real time snapshots, you need to consider higher cost for backup.
Following Video and link may help you to understand how Snapshots work for different Big Data Ecosystems
Big Data Ecosystems Snapshot and how it works: MapR vs HDFS Snapshots vs HBase Snapshots