The Hortonworks Blog

More from Kevin Minder

 

Back in the day, in order to secure a Hadoop cluster all you needed was a firewall that restricted network access to only authorized users. This eventually evolved into a more robust security layer in Hadoop… a layer that could augment firewall access with strong authentication. Enter Kerberos.  Around 2008, Owen O’Malley and a team of committers led this first foray into security and today, Kerberos is still the primary way to secure a Hadoop cluster.…