Install the JCE
- On the Ambari Server, obtain the JCE policy file appropriate for
            the JDK version in your cluster.- 
                  For Oracle JDK 1.8: http://www.oracle.com/technetwork/java/javase/downloads/jce8-download-2133166.html 
- 
                  For Oracle JDK 1.7: http://www.oracle.com/technetwork/java/javase/downloads/jce-7-download-432124.html 
 
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- Save the policy file archive in a temporary location.
- 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/ 
- Restart Ambari Server.

