Before you enable Kerberos, your cluster must meet the following prerequisites. (Note: the following links point to Ambari version 1.7.0.0. If your cluster runs a different version of Ambari, refer to the Ambari document for your version of software.)
| Prerequisite | References |
|
Ambari-managed cluster with Storm installed and running.
| Install, Configure, and Deploy a HDP Cluster in Automated Install with Ambari |
| Key Distribution Center (KDC) server installed and running. | Installing and Configuring the KDC in the Ambari Security Guide |
| JCE installed on all hosts on the cluster (including the Ambari server). | "Deploying JCE Policy Archives on the Ambari Server" in Setting up Ambari for Kerberos, in the Ambari Security Guide |
When all prerequisites are fulfilled, enable Kerberos security. For more information, see Setting up Ambari for Kerberos in the Ambari Security Guide
