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