- Download 
shiro-core-1.2.5.jarApache Shiro Downloads - Download 
shiro-web-1.2.5.jarApache Shiro Downloads - Note the location of the JAR files and 
shiro.ini. I placed it in the root of my Spark download - Update the 
spark-env.shfile with the Shiro JARs and add an entry for the path where theshiro.iniresides - Start the Spark master 
sbin/start-master.sh - Navigate to the Spark master dashboard
 - Authenticate with credentials in 
shiro.ini 
Note this was developed / tested with Apache Spark 1.4.1, but should work with newer versions as well.