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Monthly Archives: January 2015

How to Enable Security in Hadoop

Posted on January 24, 2015 by dmontroy

Hadoop supports Kerberos for secure authentication.  Having a secure cluster is great for knowing who your users are, but a secure cluster creates a number of challenges for any tool that is put on top of Hadoop.  Whether you are using these tools, building them, or investigating them, it’s helpful to have your own secure cluster that you can use for your work.

This post shows you how to take a single node setup described in an earlier post and make it a secure cluster. Continue reading →

Posted in Hadoop | Tags: kerberos, opensource, secure, singlenode | Leave a comment |

Setting up a Kerberos KDC

Posted on January 23, 2015 by dmontroy

I’m going to be getting into setting up a secure Hadoop environment soon, but in order to have that, you need to have a Kerberos KDC (Key Distribution Controller).  Since most people don’t have access to a Kerberos KDC that they can configure themselves, here are instructions you can follow to set up your own KDC for testing. Continue reading →

Posted in Other | Tags: kerberos, secure | Leave a comment |

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