Github user hayssams commented on the pull request: https://github.com/apache/incubator-zeppelin/pull/681#issuecomment-183957823 @sourav-mazumder Hi Sourav, Thanks for your comments. My mistake when I wrote JDBC database, but actually Shiro already support transparently many different backend for authorization including [LDAP / Cas / JDBC](https://shiro.apache.org/static/1.2.3/apidocs/org/apache/shiro/realm/AuthorizingRealm.html).
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