I have read the article about fine grain security Spark Thrift Server with llap. It works correctly, but when I connect to Spark Thrift Server using beeline, I just login with user and without password or what I am missing here. I curious that, with this method, anyone can login without password set. Can I set password for each user or have any method to authenticate user before user can execute query. https://community.hortonworks.com/articles/72454/apache-spark-fine-grain-security-with-llap-test-dr.html https://community.hortonworks.com/articles/72182/bring-spark-to-the-business-with-fine-grain-securi.html ... View more