Enabling Kerberos
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Install the JCE

  1. On the Ambari Server, obtain the JCE policy file appropriate for the JDK version in your cluster.
  2. Save the policy file archive in a temporary location.
  3. On Ambari Server and on each host in the cluster, add the unlimited security policy JCE jars to $JAVA_HOME/jre/lib/security/.

    For example, run the following to extract the policy jars into the JDK installed on your host:

    unzip -o -j -q jce_policy-8.zip -d /usr/jdk64/jdk1.8.0_60/jre/lib/security/
  4. Restart Ambari Server.