Added: zeppelin/site/docs/0.7.3/security/authentication.html
URL: 
http://svn.apache.org/viewvc/zeppelin/site/docs/0.7.3/security/authentication.html?rev=1809223&view=auto
==============================================================================
--- zeppelin/site/docs/0.7.3/security/authentication.html (added)
+++ zeppelin/site/docs/0.7.3/security/authentication.html Thu Sep 21 20:33:57 
2017
@@ -0,0 +1,349 @@
+
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8">
+    <title>Apache Zeppelin 0.7.3 Documentation: Authentication for 
NGINX</title>
+    <meta name="description" content="There are multiple ways to enable 
authentication in Apache Zeppelin. This page describes HTTP basic auth using 
NGINX.">
+    <meta name="author" content="The Apache Software Foundation">
+
+    <!-- Enable responsive viewport -->
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+
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+    <script src="http://html5shim.googlecode.com/svn/trunk/html5.js";></script>
+    <![endif]-->
+
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href="//maxcdn.bootstrapcdn.com/font-awesome/4.2.0/css/font-awesome.min.css" 
rel="stylesheet">
+
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+                <li><a href="/docs/0.7.3/interpreter/spark.html">Spark</a></li>
+              </ul>
+            </li>
+            <li>
+              <a href="#" data-toggle="dropdown" 
class="dropdown-toggle">Display System <b class="caret"></b></a>
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+                <li class="title"><span><b>Basic Display System</b><span></li>
+                <li><a 
href="/docs/0.7.3/displaysystem/basicdisplaysystem.html#text">Text</a></li>
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+                <li><a 
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+                <li class="title"><span><b>Angular API</b><span></li>
+                <li><a 
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API)</a></li>
+                <li><a 
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API)</a></li>
+              </ul>
+            </li>
+            <li>
+              <a href="#" data-toggle="dropdown" 
class="dropdown-toggle">More<b class="caret"></b></a>
+              <ul class="dropdown-menu scrollable-menu" style="right: 0; left: 
auto;">
+                <li class="title"><span><b>Notebook Storage</b><span></li>
+                <li><a 
href="/docs/0.7.3/storage/storage.html#notebook-storage-in-local-git-repository">Git
 Storage</a></li>
+                <li><a 
href="/docs/0.7.3/storage/storage.html#notebook-storage-in-s3">S3 
Storage</a></li>
+                <li><a 
href="/docs/0.7.3/storage/storage.html#notebook-storage-in-azure">Azure 
Storage</a></li>
+                <li><a 
href="/docs/0.7.3/storage/storage.html#storage-in-zeppelinhub">ZeppelinHub 
Storage</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>REST API</b><span></li>
+                <li><a 
href="/docs/0.7.3/rest-api/rest-interpreter.html">Interpreter API</a></li>
+                <li><a href="/docs/0.7.3/rest-api/rest-notebook.html">Notebook 
API</a></li>
+                <li><a 
href="/docs/0.7.3/rest-api/rest-notebookRepo.html">Notebook Repository 
API</a></li>
+                <li><a 
href="/docs/0.7.3/rest-api/rest-configuration.html">Configuration API</a></li>
+                <li><a 
href="/docs/0.7.3/rest-api/rest-credential.html">Credential API</a></li>
+                <li><a href="/docs/0.7.3/rest-api/rest-helium.html">Helium 
API</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Security</b><span></li>
+                <li><a 
href="/docs/0.7.3/security/shiroauthentication.html">Shiro 
Authentication</a></li>                
+                <li><a 
href="/docs/0.7.3/security/notebook_authorization.html">Notebook 
Authorization</a></li>
+                <li><a 
href="/docs/0.7.3/security/datasource_authorization.html">Data Source 
Authorization</a></li>
+                <li><a 
href="/docs/0.7.3/security/http_security_headers.html">HTTP Security 
Headers</a></li>
+                <li><a 
href="/docs/0.7.3/security/helium_authorization.html">Helium 
Authorization</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Advanced</b><span></li>
+                <li><a 
href="/docs/0.7.3/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>
+                <li><a 
href="/docs/0.7.3/install/spark_cluster_mode.html#spark-standalone-mode">Zeppelin
 on Spark Cluster Mode (Standalone)</a></li>
+                <li><a 
href="/docs/0.7.3/install/spark_cluster_mode.html#spark-on-yarn-mode">Zeppelin 
on Spark Cluster Mode (YARN)</a></li>
+                <li><a 
href="/docs/0.7.3/install/spark_cluster_mode.html#spark-on-mesos-mode">Zeppelin 
on Spark Cluster Mode (Mesos)</a></li>
+                <li><a href="/docs/0.7.3/install/cdh.html">Zeppelin on 
CDH</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Contibute</b><span></li>
+                <li><a 
href="/docs/0.7.3/development/writingzeppelininterpreter.html">Writing Zeppelin 
Interpreter</a></li>
+                <li><a 
href="/docs/0.7.3/development/writingzeppelinvisualization.html">Writing 
Zeppelin Visualization (Experimental)</a></li>
+                <li><a 
href="/docs/0.7.3/development/writingzeppelinapplication.html">Writing Zeppelin 
Application (Experimental)</a></li>
+                <li><a href="/docs/0.7.3/development/howtocontribute.html">How 
to contribute (code)</a></li>
+                <li><a 
href="/docs/0.7.3/development/howtocontributewebsite.html">How to contribute 
(website)</a></li>
+              </ul>
+            </li>
+            <li>
+              <a href="/docs/0.7.3/search.html" class="nav-search-link">
+                <span class="fa fa-search nav-search-icon"></span>
+              </a>
+            </li>
+          </ul>
+        </nav><!--/.navbar-collapse -->
+      </div>
+    </div>
+
+
+
+    <div class="content">
+      
+<!--<div class="hero-unit Authentication for NGINX">
+  <h1></h1>
+</div>
+-->
+
+<div class="row">
+  <div class="col-md-12">
+    <!--
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+-->
+
+<h1>Authentication for NGINX</h1>
+
+<div id="toc"></div>
+
+<p><a href="./shiroauthentication.html">Build in authentication mechanism</a> 
is recommended way for authentication. In case of you want authenticate using 
NGINX and <a 
href="https://en.wikipedia.org/wiki/Basic_access_authentication";>HTTP basic 
auth</a>, please read this document.</p>
+
+<h2>HTTP Basic Authentication using NGINX</h2>
+
+<blockquote>
+<p><strong>Quote from Wikipedia:</strong> NGINX is a web server. It can act as 
a reverse proxy server for HTTP, HTTPS, SMTP, POP3, and IMAP protocols, as well 
as a load balancer and an HTTP cache.</p>
+</blockquote>
+
+<p>So you can use NGINX server as proxy server to serve HTTP Basic 
Authentication as a separate process along with Zeppelin server.
+Here are instructions how to accomplish the setup NGINX as a front-end 
authentication server and connect Zeppelin at behind.</p>
+
+<p>This instruction based on Ubuntu 14.04 LTS but may work with other OS with 
few configuration changes.</p>
+
+<ol>
+<li><p>Install NGINX server on your server instance</p>
+
+<p>You can install NGINX server with same box where zeppelin installed or 
separate box where it is dedicated to serve as proxy server.</p>
+<div class="highlight"><pre><code class="text language-text" 
data-lang="text">$ apt-get install nginx
+</code></pre></div>
+<blockquote>
+<p><strong>NOTE :</strong> On pre 1.3.13 version of NGINX, Proxy for Websocket 
may not fully works. Please use latest version of NGINX. See: <a 
href="https://www.nginx.com/blog/websocket-nginx/";>NGINX documentation</a>.</p>
+</blockquote></li>
+<li><p>Setup init script in NGINX</p>
+
+<p>In most cases, NGINX configuration located under 
<code>/etc/nginx/sites-available</code>. Create your own configuration or add 
your existing configuration at <code>/etc/nginx/sites-available</code>.</p>
+<div class="highlight"><pre><code class="text language-text" 
data-lang="text">$ cd /etc/nginx/sites-available
+$ touch my-zeppelin-auth-setting
+</code></pre></div>
+<p>Now add this script into <code>my-zeppelin-auth-setting</code> file. You 
can comment out <code>optional</code> lines If you want serve Zeppelin under 
regular HTTP 80 Port.</p>
+<div class="highlight"><pre><code class="text language-text" 
data-lang="text">upstream zeppelin {
+    server [YOUR-ZEPPELIN-SERVER-IP]:[YOUR-ZEPPELIN-SERVER-PORT];   # For 
security, It is highly recommended to make this address/port as non-public 
accessible
+}
+
+# Zeppelin Website
+server {
+    listen [YOUR-ZEPPELIN-WEB-SERVER-PORT];
+    listen 443 ssl;                                      # optional, to serve 
HTTPS connection
+    server_name [YOUR-ZEPPELIN-SERVER-HOST];             # for example: 
zeppelin.mycompany.com
+
+    ssl_certificate [PATH-TO-YOUR-CERT-FILE];            # optional, to serve 
HTTPS connection
+    ssl_certificate_key [PATH-TO-YOUR-CERT-KEY-FILE];    # optional, to serve 
HTTPS connection
+
+    if ($ssl_protocol = &quot;&quot;) {
+        rewrite ^ https://$host$request_uri? permanent;  # optional, to force 
use of HTTPS
+    }
+
+    location / {    # For regular websever support
+        proxy_pass http://zeppelin;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header Host $http_host;
+        proxy_set_header X-NginX-Proxy true;
+        proxy_redirect off;
+        auth_basic &quot;Restricted&quot;;
+        auth_basic_user_file /etc/nginx/.htpasswd;
+    }
+
+    location /ws {  # For websocket support
+        proxy_pass http://zeppelin/ws;
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade websocket;
+        proxy_set_header Connection upgrade;
+        proxy_read_timeout 86400;
+    }
+}
+</code></pre></div>
+<p>Then make a symbolic link to this file from 
<code>/etc/nginx/sites-enabled/</code> to enable configuration above when NGINX 
reloads.</p>
+<div class="highlight"><pre><code class="text language-text" 
data-lang="text">$ ln -s /etc/nginx/sites-enabled/my-zeppelin-auth-setting 
/etc/nginx/sites-available/my-zeppelin-auth-setting
+</code></pre></div></li>
+<li><p>Setup user credential into <code>.htpasswd</code> file and restart 
server</p>
+
+<p>Now you need to setup <code>.htpasswd</code> file to serve list of 
authenticated user credentials for NGINX server.</p>
+<div class="highlight"><pre><code class="text language-text" 
data-lang="text">$ cd /etc/nginx
+$ htpasswd -c htpasswd [YOUR-ID]
+$ NEW passwd: [YOUR-PASSWORD]
+$ RE-type new passwd: [YOUR-PASSWORD-AGAIN]
+</code></pre></div>
+<p>Or you can use your own apache <code>.htpasswd</code> files in other 
location for setting up property: <code>auth_basic_user_file</code></p>
+
+<p>Restart NGINX server.</p>
+<div class="highlight"><pre><code class="text language-text" 
data-lang="text">$ service nginx restart
+</code></pre></div>
+<p>Then check HTTP Basic Authentication works in browser. If you can see 
regular basic auth popup and then able to login with credential you entered 
into <code>.htpasswd</code> you are good to go.</p></li>
+<li><p>More security consideration</p></li>
+</ol>
+
+<ul>
+<li>Using HTTPS connection with Basic Authentication is highly recommended 
since basic auth without encryption may expose your important credential 
information over the network.</li>
+<li>Using <a href="./shiroauthentication.html">Shiro Security feature 
built-into Zeppelin</a> is recommended if you prefer all-in-one solution for 
authentication but NGINX may provides ad-hoc solution for re-use authentication 
served by your system&#39;s NGINX server or in case of you need to separate 
authentication from zeppelin server.</li>
+<li>It is recommended to isolate direct connection to Zeppelin server from 
public internet or external services to secure your zeppelin instance from 
unexpected attack or problems caused by public zone.</li>
+</ul>
+
+<h2>Another option</h2>
+
+<p>Another option is to have an authentication server that can verify user 
credentials in an LDAP server.
+If an incoming request to the Zeppelin server does not have a cookie with user 
information encrypted with the authentication server public key, the user
+is redirected to the authentication server. Once the user is verified, the 
authentication server redirects the browser to a specific URL in the Zeppelin 
server which sets the authentication cookie in the browser.
+The end result is that all requests to the Zeppelin web server have the 
authentication cookie which contains user and groups information.</p>
+
+  </div>
+</div>
+
+
+      <hr>
+      <footer>
+        <!-- <p>&copy; 2017 The Apache Software Foundation</p>-->
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+

Added: zeppelin/site/docs/0.7.3/security/datasource_authorization.html
URL: 
http://svn.apache.org/viewvc/zeppelin/site/docs/0.7.3/security/datasource_authorization.html?rev=1809223&view=auto
==============================================================================
--- zeppelin/site/docs/0.7.3/security/datasource_authorization.html (added)
+++ zeppelin/site/docs/0.7.3/security/datasource_authorization.html Thu Sep 21 
20:33:57 2017
@@ -0,0 +1,295 @@
+
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8">
+    <title>Apache Zeppelin 0.7.3 Documentation: Data Source Authorization in 
Apache Zeppelin</title>
+    <meta name="description" content="Apache Zeppelin supports protected data 
sources. In case of a MySql database, every users can set up their own 
credentials to access it.">
+    <meta name="author" content="The Apache Software Foundation">
+
+    <!-- Enable responsive viewport -->
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+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Getting Started</b><span></li>
+                <li><a href="/docs/0.7.3/install/install.html">Install</a></li>
+                <li><a 
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UI</a></li>
+                <li><a 
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+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Basic Feature Guide</b><span></li>
+                <li><a href="/docs/0.7.3/manual/dynamicform.html">Dynamic 
Form</a></li>
+                <li><a href="/docs/0.7.3/manual/publish.html">Publish your 
Paragraph</a></li>
+                <li><a 
href="/docs/0.7.3/manual/notebookashomepage.html">Customize Zeppelin 
Homepage</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>More</b><span></li>
+                <li><a href="/docs/0.7.3/install/upgrade.html">Upgrade 
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+                <li><a href="/docs/0.7.3/install/build.html">Build from 
source</a></li>
+                <li><a 
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Zeppelin with Flink and Spark Clusters Tutorial</a></li>
+              </ul>
+            </li>
+            <li>
+              <a href="#" data-toggle="dropdown" 
class="dropdown-toggle">Interpreter <b class="caret"></b></a>
+              <ul class="dropdown-menu scrollable-menu">
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+                <li><a 
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Installation</a></li>
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Loading</a></li>-->
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Management</a></li>
+                <li><a 
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Impersonation</a></li>
+                <li><a 
href="/docs/0.7.3/manual/interpreterexechooks.html">Interpreter Execution Hooks 
(Experimental)</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Available 
Interpreters</b><span></li>
+                <li><a 
href="/docs/0.7.3/interpreter/alluxio.html">Alluxio</a></li>
+                <li><a href="/docs/0.7.3/interpreter/beam.html">Beam</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/bigquery.html">BigQuery</a></li>
+                <li><a 
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+                <li><a 
href="/docs/0.7.3/interpreter/elasticsearch.html">Elasticsearch</a></li>
+                <li><a href="/docs/0.7.3/interpreter/flink.html">Flink</a></li>
+                <li><a href="/docs/0.7.3/interpreter/geode.html">Geode</a></li>
+                <li><a href="/docs/0.7.3/interpreter/hbase.html">HBase</a></li>
+                <li><a href="/docs/0.7.3/interpreter/hdfs.html">HDFS</a></li>
+                <li><a href="/docs/0.7.3/interpreter/hive.html">Hive</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/ignite.html">Ignite</a></li>
+                <li><a href="/docs/0.7.3/interpreter/jdbc.html">JDBC</a></li>
+                <li><a href="/docs/0.7.3/interpreter/kylin.html">Kylin</a></li>
+                <li><a href="/docs/0.7.3/interpreter/lens.html">Lens</a></li>
+                <li><a href="/docs/0.7.3/interpreter/livy.html">Livy</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/markdown.html">Markdown</a></li>
+                <li><a href="/docs/0.7.3/interpreter/pig.html">Pig</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/python.html">Python</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/postgresql.html">Postgresql, HAWQ</a></li>
+                <li><a href="/docs/0.7.3/interpreter/r.html">R</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/scalding.html">Scalding</a></li>
+                <li><a href="/docs/0.7.3/interpreter/scio.html">Scio</a></li>
+                <li><a href="/docs/0.7.3/interpreter/shell.html">Shell</a></li>
+                <li><a href="/docs/0.7.3/interpreter/spark.html">Spark</a></li>
+              </ul>
+            </li>
+            <li>
+              <a href="#" data-toggle="dropdown" 
class="dropdown-toggle">Display System <b class="caret"></b></a>
+              <ul class="dropdown-menu">
+                <li class="title"><span><b>Basic Display System</b><span></li>
+                <li><a 
href="/docs/0.7.3/displaysystem/basicdisplaysystem.html#text">Text</a></li>
+                <li><a 
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+                <li><a 
href="/docs/0.7.3/displaysystem/basicdisplaysystem.html#table">Table</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Angular API</b><span></li>
+                <li><a 
href="/docs/0.7.3/displaysystem/back-end-angular.html">Angular (backend 
API)</a></li>
+                <li><a 
href="/docs/0.7.3/displaysystem/front-end-angular.html">Angular (frontend 
API)</a></li>
+              </ul>
+            </li>
+            <li>
+              <a href="#" data-toggle="dropdown" 
class="dropdown-toggle">More<b class="caret"></b></a>
+              <ul class="dropdown-menu scrollable-menu" style="right: 0; left: 
auto;">
+                <li class="title"><span><b>Notebook Storage</b><span></li>
+                <li><a 
href="/docs/0.7.3/storage/storage.html#notebook-storage-in-local-git-repository">Git
 Storage</a></li>
+                <li><a 
href="/docs/0.7.3/storage/storage.html#notebook-storage-in-s3">S3 
Storage</a></li>
+                <li><a 
href="/docs/0.7.3/storage/storage.html#notebook-storage-in-azure">Azure 
Storage</a></li>
+                <li><a 
href="/docs/0.7.3/storage/storage.html#storage-in-zeppelinhub">ZeppelinHub 
Storage</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>REST API</b><span></li>
+                <li><a 
href="/docs/0.7.3/rest-api/rest-interpreter.html">Interpreter API</a></li>
+                <li><a href="/docs/0.7.3/rest-api/rest-notebook.html">Notebook 
API</a></li>
+                <li><a 
href="/docs/0.7.3/rest-api/rest-notebookRepo.html">Notebook Repository 
API</a></li>
+                <li><a 
href="/docs/0.7.3/rest-api/rest-configuration.html">Configuration API</a></li>
+                <li><a 
href="/docs/0.7.3/rest-api/rest-credential.html">Credential API</a></li>
+                <li><a href="/docs/0.7.3/rest-api/rest-helium.html">Helium 
API</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Security</b><span></li>
+                <li><a 
href="/docs/0.7.3/security/shiroauthentication.html">Shiro 
Authentication</a></li>                
+                <li><a 
href="/docs/0.7.3/security/notebook_authorization.html">Notebook 
Authorization</a></li>
+                <li><a 
href="/docs/0.7.3/security/datasource_authorization.html">Data Source 
Authorization</a></li>
+                <li><a 
href="/docs/0.7.3/security/http_security_headers.html">HTTP Security 
Headers</a></li>
+                <li><a 
href="/docs/0.7.3/security/helium_authorization.html">Helium 
Authorization</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Advanced</b><span></li>
+                <li><a 
href="/docs/0.7.3/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>
+                <li><a 
href="/docs/0.7.3/install/spark_cluster_mode.html#spark-standalone-mode">Zeppelin
 on Spark Cluster Mode (Standalone)</a></li>
+                <li><a 
href="/docs/0.7.3/install/spark_cluster_mode.html#spark-on-yarn-mode">Zeppelin 
on Spark Cluster Mode (YARN)</a></li>
+                <li><a 
href="/docs/0.7.3/install/spark_cluster_mode.html#spark-on-mesos-mode">Zeppelin 
on Spark Cluster Mode (Mesos)</a></li>
+                <li><a href="/docs/0.7.3/install/cdh.html">Zeppelin on 
CDH</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Contibute</b><span></li>
+                <li><a 
href="/docs/0.7.3/development/writingzeppelininterpreter.html">Writing Zeppelin 
Interpreter</a></li>
+                <li><a 
href="/docs/0.7.3/development/writingzeppelinvisualization.html">Writing 
Zeppelin Visualization (Experimental)</a></li>
+                <li><a 
href="/docs/0.7.3/development/writingzeppelinapplication.html">Writing Zeppelin 
Application (Experimental)</a></li>
+                <li><a href="/docs/0.7.3/development/howtocontribute.html">How 
to contribute (code)</a></li>
+                <li><a 
href="/docs/0.7.3/development/howtocontributewebsite.html">How to contribute 
(website)</a></li>
+              </ul>
+            </li>
+            <li>
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+              </a>
+            </li>
+          </ul>
+        </nav><!--/.navbar-collapse -->
+      </div>
+    </div>
+
+
+
+    <div class="content">
+      
+<!--<div class="hero-unit Data Source Authorization in Apache Zeppelin">
+  <h1></h1>
+</div>
+-->
+
+<div class="row">
+  <div class="col-md-12">
+    <!--
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+-->
+
+<h1>Data Source Authorization in Apache Zeppelin</h1>
+
+<div id="toc"></div>
+
+<h2>Overview</h2>
+
+<p>Data source authorization involves authenticating to the data source like a 
Mysql database and letting it determine user permissions.
+Apache Zeppelin allows users to use their own credentials to authenticate with 
<strong>Data Sources</strong>.</p>
+
+<p>For example, let&#39;s assume you have an account in the Vertica databases 
with credentials. 
+You might want to use this account to create a JDBC connection instead of a 
shared account with all users who are defined in <code>conf/shiro.ini</code>. 
+In this case, you can add your credential information to Apache Zeppelin and 
use them with below simple steps.  </p>
+
+<h2>How to save the credential information?</h2>
+
+<p>You can add new credentials in the dropdown menu for your data source which 
can be passed to interpreters. </p>
+
+<p><img class="img-responsive" 
src="../assets/themes/zeppelin/img/docs-img/credential_tab.png" 
width="180px"/></p>
+
+<p><strong>Entity</strong> can be the key that distinguishes each credential 
sets.(We suggest that the convention of the <strong>Entity</strong> is 
<code>[Interpreter Group].[Interpreter Name]</code>.)
+Please see <a 
href="../manual/interpreters.html#what-is-interpreter-group">what is 
interpreter group</a> for the detailed information.</p>
+
+<p>Type <strong>Username &amp; Password</strong> for your own credentials. ex) 
Mysql user &amp; password of the JDBC Interpreter.</p>
+
+<p><img class="img-responsive" 
src="../assets/themes/zeppelin/img/docs-img/add_credential.png" /></p>
+
+<p>The credentials saved as per users defined in <code>conf/shiro.ini</code>.
+If you didn&#39;t activate <a href="./shiroauthentication.html">shiro 
authentication in Apache Zeppelin</a>, your credential information will be 
saved as <code>anonymous</code>.
+All credential information also can be found in 
<code>conf/credentials.json</code>. </p>
+
+<h4>JDBC interpreter</h4>
+
+<p>You need to maintain per-user connection pools.
+The interpret method takes the user string as a parameter and executes the 
jdbc call using a connection in the user&#39;s connection pool.</p>
+
+<h4>Presto</h4>
+
+<p>You don&#39;t need a password if the Presto DB server runs backend code 
using HDFS authorization for the user.</p>
+
+<h4>Vertica and Mysql</h4>
+
+<p>You have to store the password information for users.</p>
+
+<h2>Please note</h2>
+
+<p>As a first step of data source authentication feature, <a 
href="https://issues.apache.org/jira/browse/ZEPPELIN-828";>ZEPPELIN-828</a> was 
proposed and implemented in Pull Request <a 
href="https://github.com/apache/zeppelin/pull/860";>#860</a>.
+Currently, only customized 3rd party interpreters can use this feature. We are 
planning to apply this mechanism to <a 
href="../manual/interpreterinstallation.html#available-community-managed-interpreters">the
 community managed interpreters</a> in the near future. 
+Please keep track <a 
href="https://issues.apache.org/jira/browse/ZEPPELIN-1070";>ZEPPELIN-1070</a>. 
</p>
+
+  </div>
+</div>
+
+
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+

Added: zeppelin/site/docs/0.7.3/security/helium_authorization.html
URL: 
http://svn.apache.org/viewvc/zeppelin/site/docs/0.7.3/security/helium_authorization.html?rev=1809223&view=auto
==============================================================================
--- zeppelin/site/docs/0.7.3/security/helium_authorization.html (added)
+++ zeppelin/site/docs/0.7.3/security/helium_authorization.html Thu Sep 21 
20:33:57 2017
@@ -0,0 +1,254 @@
+
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8">
+    <title>Apache Zeppelin 0.7.3 Documentation: Helium Authorization in Apache 
Zeppelin</title>
+    <meta name="description" content="Apache Zeppelin supports Helium plugins 
which fetch required installer packages from remote registry/repositories">
+    <meta name="author" content="The Apache Software Foundation">
+
+    <!-- Enable responsive viewport -->
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+
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+    <!--[if lt IE 9]>
+    <script src="http://html5shim.googlecode.com/svn/trunk/html5.js";></script>
+    <![endif]-->
+
+    <link 
href="//maxcdn.bootstrapcdn.com/font-awesome/4.2.0/css/font-awesome.min.css" 
rel="stylesheet">
+
+    <!-- Le styles -->
+    <link 
href="/docs/0.7.3/assets/themes/zeppelin/bootstrap/css/bootstrap.css" 
rel="stylesheet">
+    <link href="/docs/0.7.3/assets/themes/zeppelin/css/style.css?body=1" 
rel="stylesheet" type="text/css">
+    <link href="/docs/0.7.3/assets/themes/zeppelin/css/syntax.css" 
rel="stylesheet"  type="text/css" media="screen" /> 
+    <!-- Le fav and touch icons -->
+    <!-- Update these with your own images
+    <link rel="shortcut icon" href="images/favicon.ico">
+    <link rel="apple-touch-icon" href="images/apple-touch-icon.png">
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href="images/apple-touch-icon-72x72.png">
+    <link rel="apple-touch-icon" sizes="114x114" 
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+    -->
+
+    <!-- Js -->
+    <script src="https://code.jquery.com/jquery-1.10.2.min.js";></script>
+    <script 
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+    <script src="/docs/0.7.3/assets/themes/zeppelin/js/search.js"></script>    
+
+    <!-- atom & rss feed -->
+    <link href="/docs/0.7.3/atom.xml" type="application/atom+xml" 
rel="alternate" title="Sitewide ATOM Feed">
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rel="alternate" title="Sitewide RSS Feed">
+  </head>
+
+  <body>
+    
+        <div id="menu" class="navbar navbar-inverse navbar-fixed-top" 
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+            <span class="icon-bar"></span>
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+            <span class="icon-bar"></span>
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+          <div class="navbar-brand">
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+              <img src="/assets/themes/zeppelin/img/zeppelin_logo.png" 
width="50" alt="I'm zeppelin">
+              <span style="vertical-align:middle">Zeppelin</span>
+            </a>
+            <a class="navbar-brand-version" href="/docs/0.7.3">
+              <span><small>0.7.3</small></span>
+            </a>
+          </div>
+        </div>
+        <nav class="navbar-collapse collapse" role="navigation">
+          <ul class="nav navbar-nav">
+            <li>
+              <a href="#" data-toggle="dropdown" class="dropdown-toggle">Quick 
Start <b class="caret"></b></a>
+              <ul class="dropdown-menu">
+                <li><a href="/docs/0.7.3/index.html">What is Apache Zeppelin 
?</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Getting Started</b><span></li>
+                <li><a href="/docs/0.7.3/install/install.html">Install</a></li>
+                <li><a 
href="/docs/0.7.3/install/configuration.html">Configuration</a></li>
+                <li><a 
href="/docs/0.7.3/quickstart/explorezeppelinui.html">Explore Zeppelin 
UI</a></li>
+                <li><a 
href="/docs/0.7.3/quickstart/tutorial.html">Tutorial</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Basic Feature Guide</b><span></li>
+                <li><a href="/docs/0.7.3/manual/dynamicform.html">Dynamic 
Form</a></li>
+                <li><a href="/docs/0.7.3/manual/publish.html">Publish your 
Paragraph</a></li>
+                <li><a 
href="/docs/0.7.3/manual/notebookashomepage.html">Customize Zeppelin 
Homepage</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>More</b><span></li>
+                <li><a href="/docs/0.7.3/install/upgrade.html">Upgrade 
Zeppelin Version</a></li>
+                <li><a href="/docs/0.7.3/install/build.html">Build from 
source</a></li>
+                <li><a 
href="/docs/0.7.3/quickstart/install_with_flink_and_spark_cluster.html">Install 
Zeppelin with Flink and Spark Clusters Tutorial</a></li>
+              </ul>
+            </li>
+            <li>
+              <a href="#" data-toggle="dropdown" 
class="dropdown-toggle">Interpreter <b class="caret"></b></a>
+              <ul class="dropdown-menu scrollable-menu">
+                <li><a 
href="/docs/0.7.3/manual/interpreters.html">Overview</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Usage</b><span></li>
+                <li><a 
href="/docs/0.7.3/manual/interpreterinstallation.html">Interpreter 
Installation</a></li>
+                <!--<li><a 
href="/docs/0.7.3/manual/dynamicinterpreterload.html">Dynamic Interpreter 
Loading</a></li>-->
+                <li><a 
href="/docs/0.7.3/manual/dependencymanagement.html">Interpreter Dependency 
Management</a></li>
+                <li><a 
href="/docs/0.7.3/manual/userimpersonation.html">Interpreter User 
Impersonation</a></li>
+                <li><a 
href="/docs/0.7.3/manual/interpreterexechooks.html">Interpreter Execution Hooks 
(Experimental)</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Available 
Interpreters</b><span></li>
+                <li><a 
href="/docs/0.7.3/interpreter/alluxio.html">Alluxio</a></li>
+                <li><a href="/docs/0.7.3/interpreter/beam.html">Beam</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/bigquery.html">BigQuery</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/cassandra.html">Cassandra</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/elasticsearch.html">Elasticsearch</a></li>
+                <li><a href="/docs/0.7.3/interpreter/flink.html">Flink</a></li>
+                <li><a href="/docs/0.7.3/interpreter/geode.html">Geode</a></li>
+                <li><a href="/docs/0.7.3/interpreter/hbase.html">HBase</a></li>
+                <li><a href="/docs/0.7.3/interpreter/hdfs.html">HDFS</a></li>
+                <li><a href="/docs/0.7.3/interpreter/hive.html">Hive</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/ignite.html">Ignite</a></li>
+                <li><a href="/docs/0.7.3/interpreter/jdbc.html">JDBC</a></li>
+                <li><a href="/docs/0.7.3/interpreter/kylin.html">Kylin</a></li>
+                <li><a href="/docs/0.7.3/interpreter/lens.html">Lens</a></li>
+                <li><a href="/docs/0.7.3/interpreter/livy.html">Livy</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/markdown.html">Markdown</a></li>
+                <li><a href="/docs/0.7.3/interpreter/pig.html">Pig</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/python.html">Python</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/postgresql.html">Postgresql, HAWQ</a></li>
+                <li><a href="/docs/0.7.3/interpreter/r.html">R</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/scalding.html">Scalding</a></li>
+                <li><a href="/docs/0.7.3/interpreter/scio.html">Scio</a></li>
+                <li><a href="/docs/0.7.3/interpreter/shell.html">Shell</a></li>
+                <li><a href="/docs/0.7.3/interpreter/spark.html">Spark</a></li>
+              </ul>
+            </li>
+            <li>
+              <a href="#" data-toggle="dropdown" 
class="dropdown-toggle">Display System <b class="caret"></b></a>
+              <ul class="dropdown-menu">
+                <li class="title"><span><b>Basic Display System</b><span></li>
+                <li><a 
href="/docs/0.7.3/displaysystem/basicdisplaysystem.html#text">Text</a></li>
+                <li><a 
href="/docs/0.7.3/displaysystem/basicdisplaysystem.html#html">Html</a></li>
+                <li><a 
href="/docs/0.7.3/displaysystem/basicdisplaysystem.html#table">Table</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Angular API</b><span></li>
+                <li><a 
href="/docs/0.7.3/displaysystem/back-end-angular.html">Angular (backend 
API)</a></li>
+                <li><a 
href="/docs/0.7.3/displaysystem/front-end-angular.html">Angular (frontend 
API)</a></li>
+              </ul>
+            </li>
+            <li>
+              <a href="#" data-toggle="dropdown" 
class="dropdown-toggle">More<b class="caret"></b></a>
+              <ul class="dropdown-menu scrollable-menu" style="right: 0; left: 
auto;">
+                <li class="title"><span><b>Notebook Storage</b><span></li>
+                <li><a 
href="/docs/0.7.3/storage/storage.html#notebook-storage-in-local-git-repository">Git
 Storage</a></li>
+                <li><a 
href="/docs/0.7.3/storage/storage.html#notebook-storage-in-s3">S3 
Storage</a></li>
+                <li><a 
href="/docs/0.7.3/storage/storage.html#notebook-storage-in-azure">Azure 
Storage</a></li>
+                <li><a 
href="/docs/0.7.3/storage/storage.html#storage-in-zeppelinhub">ZeppelinHub 
Storage</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>REST API</b><span></li>
+                <li><a 
href="/docs/0.7.3/rest-api/rest-interpreter.html">Interpreter API</a></li>
+                <li><a href="/docs/0.7.3/rest-api/rest-notebook.html">Notebook 
API</a></li>
+                <li><a 
href="/docs/0.7.3/rest-api/rest-notebookRepo.html">Notebook Repository 
API</a></li>
+                <li><a 
href="/docs/0.7.3/rest-api/rest-configuration.html">Configuration API</a></li>
+                <li><a 
href="/docs/0.7.3/rest-api/rest-credential.html">Credential API</a></li>
+                <li><a href="/docs/0.7.3/rest-api/rest-helium.html">Helium 
API</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Security</b><span></li>
+                <li><a 
href="/docs/0.7.3/security/shiroauthentication.html">Shiro 
Authentication</a></li>                
+                <li><a 
href="/docs/0.7.3/security/notebook_authorization.html">Notebook 
Authorization</a></li>
+                <li><a 
href="/docs/0.7.3/security/datasource_authorization.html">Data Source 
Authorization</a></li>
+                <li><a 
href="/docs/0.7.3/security/http_security_headers.html">HTTP Security 
Headers</a></li>
+                <li><a 
href="/docs/0.7.3/security/helium_authorization.html">Helium 
Authorization</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Advanced</b><span></li>
+                <li><a 
href="/docs/0.7.3/install/virtual_machine.html">Zeppelin on Vagrant VM</a></li>
+                <li><a 
href="/docs/0.7.3/install/spark_cluster_mode.html#spark-standalone-mode">Zeppelin
 on Spark Cluster Mode (Standalone)</a></li>
+                <li><a 
href="/docs/0.7.3/install/spark_cluster_mode.html#spark-on-yarn-mode">Zeppelin 
on Spark Cluster Mode (YARN)</a></li>
+                <li><a 
href="/docs/0.7.3/install/spark_cluster_mode.html#spark-on-mesos-mode">Zeppelin 
on Spark Cluster Mode (Mesos)</a></li>
+                <li><a href="/docs/0.7.3/install/cdh.html">Zeppelin on 
CDH</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Contibute</b><span></li>
+                <li><a 
href="/docs/0.7.3/development/writingzeppelininterpreter.html">Writing Zeppelin 
Interpreter</a></li>
+                <li><a 
href="/docs/0.7.3/development/writingzeppelinvisualization.html">Writing 
Zeppelin Visualization (Experimental)</a></li>
+                <li><a 
href="/docs/0.7.3/development/writingzeppelinapplication.html">Writing Zeppelin 
Application (Experimental)</a></li>
+                <li><a href="/docs/0.7.3/development/howtocontribute.html">How 
to contribute (code)</a></li>
+                <li><a 
href="/docs/0.7.3/development/howtocontributewebsite.html">How to contribute 
(website)</a></li>
+              </ul>
+            </li>
+            <li>
+              <a href="/docs/0.7.3/search.html" class="nav-search-link">
+                <span class="fa fa-search nav-search-icon"></span>
+              </a>
+            </li>
+          </ul>
+        </nav><!--/.navbar-collapse -->
+      </div>
+    </div>
+
+
+
+    <div class="content">
+      
+<!--<div class="hero-unit Helium Authorization in Apache Zeppelin">
+  <h1></h1>
+</div>
+-->
+
+<div class="row">
+  <div class="col-md-12">
+    <!--
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+-->
+
+<h1>Helium Authorization in Apache Zeppelin</h1>
+
+<div id="toc"></div>
+
+<h2>How to configure proxies?</h2>
+
+<p>Set <strong>http_proxy</strong> and <strong>https_proxy</strong> env 
variables to allow connection to npm registry behind a corporate firewall.</p>
+
+  </div>
+</div>
+
+
+      <hr>
+      <footer>
+        <!-- <p>&copy; 2017 The Apache Software Foundation</p>-->
+      </footer>
+    </div>
+
+    
+
+
+  <script type="text/javascript">
+  (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
+  (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new 
Date();a=s.createElement(o),
+  
m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
+  })(window,document,'script','//www.google-analytics.com/analytics.js','ga');
+
+  ga('create', 'UA-45176241-5', 'zeppelin.apache.org');
+  ga('require', 'linkid', 'linkid.js');
+  ga('send', 'pageview');
+
+</script>
+
+
+
+  </body>
+</html>
+

Added: zeppelin/site/docs/0.7.3/security/http_security_headers.html
URL: 
http://svn.apache.org/viewvc/zeppelin/site/docs/0.7.3/security/http_security_headers.html?rev=1809223&view=auto
==============================================================================
--- zeppelin/site/docs/0.7.3/security/http_security_headers.html (added)
+++ zeppelin/site/docs/0.7.3/security/http_security_headers.html Thu Sep 21 
20:33:57 2017
@@ -0,0 +1,327 @@
+
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8">
+    <title>Apache Zeppelin 0.7.3 Documentation: Setting up HTTP Response 
Headers</title>
+    <meta name="description" content="There are multiple HTTP Security Headers 
which can be configured in Apache Zeppelin. This page describes how to enable 
them by providing appropriate value in Zeppelin configuration file.">
+    <meta name="author" content="The Apache Software Foundation">
+
+    <!-- Enable responsive viewport -->
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+
+    <!-- Le HTML5 shim, for IE6-8 support of HTML elements -->
+    <!--[if lt IE 9]>
+    <script src="http://html5shim.googlecode.com/svn/trunk/html5.js";></script>
+    <![endif]-->
+
+    <link 
href="//maxcdn.bootstrapcdn.com/font-awesome/4.2.0/css/font-awesome.min.css" 
rel="stylesheet">
+
+    <!-- Le styles -->
+    <link 
href="/docs/0.7.3/assets/themes/zeppelin/bootstrap/css/bootstrap.css" 
rel="stylesheet">
+    <link href="/docs/0.7.3/assets/themes/zeppelin/css/style.css?body=1" 
rel="stylesheet" type="text/css">
+    <link href="/docs/0.7.3/assets/themes/zeppelin/css/syntax.css" 
rel="stylesheet"  type="text/css" media="screen" /> 
+    <!-- Le fav and touch icons -->
+    <!-- Update these with your own images
+    <link rel="shortcut icon" href="images/favicon.ico">
+    <link rel="apple-touch-icon" href="images/apple-touch-icon.png">
+    <link rel="apple-touch-icon" sizes="72x72" 
href="images/apple-touch-icon-72x72.png">
+    <link rel="apple-touch-icon" sizes="114x114" 
href="images/apple-touch-icon-114x114.png">
+    -->
+
+    <!-- Js -->
+    <script src="https://code.jquery.com/jquery-1.10.2.min.js";></script>
+    <script 
src="/docs/0.7.3/assets/themes/zeppelin/bootstrap/js/bootstrap.min.js"></script>
+    <script src="/docs/0.7.3/assets/themes/zeppelin/js/docs.js"></script>
+    <script src="/docs/0.7.3/assets/themes/zeppelin/js/anchor.min.js"></script>
+    <script src="/docs/0.7.3/assets/themes/zeppelin/js/toc.js"></script>
+    <script src="/docs/0.7.3/assets/themes/zeppelin/js/lunr.min.js"></script>
+    <script src="/docs/0.7.3/assets/themes/zeppelin/js/search.js"></script>    
+
+    <!-- atom & rss feed -->
+    <link href="/docs/0.7.3/atom.xml" type="application/atom+xml" 
rel="alternate" title="Sitewide ATOM Feed">
+    <link href="/docs/0.7.3/rss.xml" type="application/rss+xml" 
rel="alternate" title="Sitewide RSS Feed">
+  </head>
+
+  <body>
+    
+        <div id="menu" class="navbar navbar-inverse navbar-fixed-top" 
role="navigation">
+      <div class="container">
+        <div class="navbar-header">
+          <button type="button" class="navbar-toggle" data-toggle="collapse" 
data-target=".navbar-collapse">
+            <span class="sr-only">Toggle navigation</span>
+            <span class="icon-bar"></span>
+            <span class="icon-bar"></span>
+            <span class="icon-bar"></span>
+          </button>
+          <div class="navbar-brand">
+            <a class="navbar-brand-main" href="http://zeppelin.apache.org";>
+              <img src="/assets/themes/zeppelin/img/zeppelin_logo.png" 
width="50" alt="I'm zeppelin">
+              <span style="vertical-align:middle">Zeppelin</span>
+            </a>
+            <a class="navbar-brand-version" href="/docs/0.7.3">
+              <span><small>0.7.3</small></span>
+            </a>
+          </div>
+        </div>
+        <nav class="navbar-collapse collapse" role="navigation">
+          <ul class="nav navbar-nav">
+            <li>
+              <a href="#" data-toggle="dropdown" class="dropdown-toggle">Quick 
Start <b class="caret"></b></a>
+              <ul class="dropdown-menu">
+                <li><a href="/docs/0.7.3/index.html">What is Apache Zeppelin 
?</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Getting Started</b><span></li>
+                <li><a href="/docs/0.7.3/install/install.html">Install</a></li>
+                <li><a 
href="/docs/0.7.3/install/configuration.html">Configuration</a></li>
+                <li><a 
href="/docs/0.7.3/quickstart/explorezeppelinui.html">Explore Zeppelin 
UI</a></li>
+                <li><a 
href="/docs/0.7.3/quickstart/tutorial.html">Tutorial</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Basic Feature Guide</b><span></li>
+                <li><a href="/docs/0.7.3/manual/dynamicform.html">Dynamic 
Form</a></li>
+                <li><a href="/docs/0.7.3/manual/publish.html">Publish your 
Paragraph</a></li>
+                <li><a 
href="/docs/0.7.3/manual/notebookashomepage.html">Customize Zeppelin 
Homepage</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>More</b><span></li>
+                <li><a href="/docs/0.7.3/install/upgrade.html">Upgrade 
Zeppelin Version</a></li>
+                <li><a href="/docs/0.7.3/install/build.html">Build from 
source</a></li>
+                <li><a 
href="/docs/0.7.3/quickstart/install_with_flink_and_spark_cluster.html">Install 
Zeppelin with Flink and Spark Clusters Tutorial</a></li>
+              </ul>
+            </li>
+            <li>
+              <a href="#" data-toggle="dropdown" 
class="dropdown-toggle">Interpreter <b class="caret"></b></a>
+              <ul class="dropdown-menu scrollable-menu">
+                <li><a 
href="/docs/0.7.3/manual/interpreters.html">Overview</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Usage</b><span></li>
+                <li><a 
href="/docs/0.7.3/manual/interpreterinstallation.html">Interpreter 
Installation</a></li>
+                <!--<li><a 
href="/docs/0.7.3/manual/dynamicinterpreterload.html">Dynamic Interpreter 
Loading</a></li>-->
+                <li><a 
href="/docs/0.7.3/manual/dependencymanagement.html">Interpreter Dependency 
Management</a></li>
+                <li><a 
href="/docs/0.7.3/manual/userimpersonation.html">Interpreter User 
Impersonation</a></li>
+                <li><a 
href="/docs/0.7.3/manual/interpreterexechooks.html">Interpreter Execution Hooks 
(Experimental)</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Available 
Interpreters</b><span></li>
+                <li><a 
href="/docs/0.7.3/interpreter/alluxio.html">Alluxio</a></li>
+                <li><a href="/docs/0.7.3/interpreter/beam.html">Beam</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/bigquery.html">BigQuery</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/cassandra.html">Cassandra</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/elasticsearch.html">Elasticsearch</a></li>
+                <li><a href="/docs/0.7.3/interpreter/flink.html">Flink</a></li>
+                <li><a href="/docs/0.7.3/interpreter/geode.html">Geode</a></li>
+                <li><a href="/docs/0.7.3/interpreter/hbase.html">HBase</a></li>
+                <li><a href="/docs/0.7.3/interpreter/hdfs.html">HDFS</a></li>
+                <li><a href="/docs/0.7.3/interpreter/hive.html">Hive</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/ignite.html">Ignite</a></li>
+                <li><a href="/docs/0.7.3/interpreter/jdbc.html">JDBC</a></li>
+                <li><a href="/docs/0.7.3/interpreter/kylin.html">Kylin</a></li>
+                <li><a href="/docs/0.7.3/interpreter/lens.html">Lens</a></li>
+                <li><a href="/docs/0.7.3/interpreter/livy.html">Livy</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/markdown.html">Markdown</a></li>
+                <li><a href="/docs/0.7.3/interpreter/pig.html">Pig</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/python.html">Python</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/postgresql.html">Postgresql, HAWQ</a></li>
+                <li><a href="/docs/0.7.3/interpreter/r.html">R</a></li>
+                <li><a 
href="/docs/0.7.3/interpreter/scalding.html">Scalding</a></li>
+                <li><a href="/docs/0.7.3/interpreter/scio.html">Scio</a></li>
+                <li><a href="/docs/0.7.3/interpreter/shell.html">Shell</a></li>
+                <li><a href="/docs/0.7.3/interpreter/spark.html">Spark</a></li>
+              </ul>
+            </li>
+            <li>
+              <a href="#" data-toggle="dropdown" 
class="dropdown-toggle">Display System <b class="caret"></b></a>
+              <ul class="dropdown-menu">
+                <li class="title"><span><b>Basic Display System</b><span></li>
+                <li><a 
href="/docs/0.7.3/displaysystem/basicdisplaysystem.html#text">Text</a></li>
+                <li><a 
href="/docs/0.7.3/displaysystem/basicdisplaysystem.html#html">Html</a></li>
+                <li><a 
href="/docs/0.7.3/displaysystem/basicdisplaysystem.html#table">Table</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Angular API</b><span></li>
+                <li><a 
href="/docs/0.7.3/displaysystem/back-end-angular.html">Angular (backend 
API)</a></li>
+                <li><a 
href="/docs/0.7.3/displaysystem/front-end-angular.html">Angular (frontend 
API)</a></li>
+              </ul>
+            </li>
+            <li>
+              <a href="#" data-toggle="dropdown" 
class="dropdown-toggle">More<b class="caret"></b></a>
+              <ul class="dropdown-menu scrollable-menu" style="right: 0; left: 
auto;">
+                <li class="title"><span><b>Notebook Storage</b><span></li>
+                <li><a 
href="/docs/0.7.3/storage/storage.html#notebook-storage-in-local-git-repository">Git
 Storage</a></li>
+                <li><a 
href="/docs/0.7.3/storage/storage.html#notebook-storage-in-s3">S3 
Storage</a></li>
+                <li><a 
href="/docs/0.7.3/storage/storage.html#notebook-storage-in-azure">Azure 
Storage</a></li>
+                <li><a 
href="/docs/0.7.3/storage/storage.html#storage-in-zeppelinhub">ZeppelinHub 
Storage</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>REST API</b><span></li>
+                <li><a 
href="/docs/0.7.3/rest-api/rest-interpreter.html">Interpreter API</a></li>
+                <li><a href="/docs/0.7.3/rest-api/rest-notebook.html">Notebook 
API</a></li>
+                <li><a 
href="/docs/0.7.3/rest-api/rest-notebookRepo.html">Notebook Repository 
API</a></li>
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href="/docs/0.7.3/rest-api/rest-configuration.html">Configuration API</a></li>
+                <li><a 
href="/docs/0.7.3/rest-api/rest-credential.html">Credential API</a></li>
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API</a></li>
+                <li role="separator" class="divider"></li>
+                <li class="title"><span><b>Security</b><span></li>
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href="/docs/0.7.3/security/shiroauthentication.html">Shiro 
Authentication</a></li>                
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href="/docs/0.7.3/security/notebook_authorization.html">Notebook 
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 on Spark Cluster Mode (Standalone)</a></li>
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on Spark Cluster Mode (YARN)</a></li>
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+
+    <div class="content">
+      
+<!--<div class="hero-unit Setting up HTTP Response Headers">
+  <h1></h1>
+</div>
+-->
+
+<div class="row">
+  <div class="col-md-12">
+    <!--
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
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+
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+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+-->
+
+<h1>Setting up HTTP Response Headers for Zeppelin</h1>
+
+<div id="toc"></div>
+
+<p>Apache Zeppelin can be configured to include HTTP Headers which aids in 
preventing Cross Site Scripting (XSS), Cross-Frame Scripting (XFS) and also 
enforces HTTP Strict Transport Security. Apache Zeppelin also has configuration 
available to set the Application Server Version to desired value.</p>
+
+<h2>Setting up HTTP Strict Transport Security (HSTS) Response Header</h2>
+
+<p>Enabling HSTS Response Header prevents Man-in-the-middle attacks by 
automatically redirecting HTTP requests to HTTPS when Zeppelin Server is 
running on SSL. Read on how to configure SSL for Zeppelin <a 
href="../operation/configuration.html">here</a>. Even if web page contains any 
resource which gets served over HTTP or any HTTP links, it will automatically 
be redirected to HTTPS for the target domain. 
+It also prevents MITM attack by not allowing User to override the invalid 
certificate message, when Attacker presents invalid SSL certificate to the 
User.  </p>
+
+<p>The following property needs to be updated in the zeppelin-site.xml in 
order to enable HSTS. You can choose appropriate value for 
&quot;max-age&quot;.</p>
+<div class="highlight"><pre><code class="text language-text" 
data-lang="text">&lt;property&gt;
+  &lt;name&gt;zeppelin.server.strict.transport&lt;/name&gt;
+  &lt;value&gt;max-age=631138519&lt;/value&gt;
+  &lt;description&gt;The HTTP Strict-Transport-Security response header is a 
security feature that lets a web site tell browsers that it should only be 
communicated with using HTTPS, instead of using HTTP. Enable this when Zeppelin 
is running on HTTPS. Value is in Seconds, the default value is equivalent to 20 
years.&lt;/description&gt;
+&lt;/property&gt;
+</code></pre></div>
+<p>Possible values are:</p>
+
+<ul>
+<li>max-age=&lt;expire-time&gt;</li>
+<li>max-age=&lt;expire-time&gt;; includeSubDomains</li>
+<li>max-age=&lt;expire-time&gt;; preload</li>
+</ul>
+
+<p>Read more about HSTS <a 
href="https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Strict-Transport-Security";>here</a>.</p>
+
+<h2>Setting up X-XSS-PROTECTION Header</h2>
+
+<p>The HTTP X-XSS-Protection response header is a feature of Internet 
Explorer, Chrome and Safari Web browsers that initiates configured action when 
they detect reflected cross-site scripting (XSS) attacks.</p>
+
+<p>The following property needs to be updated in the zeppelin-site.xml in 
order to set X-XSS-PROTECTION header. </p>
+<div class="highlight"><pre><code class="text language-text" 
data-lang="text">&lt;property&gt;
+  &lt;name&gt;zeppelin.server.xxss.protection&lt;/name&gt;
+  &lt;value&gt;1; mode=block&lt;/value&gt;
+  &lt;description&gt;The HTTP X-XSS-Protection response header is a feature of 
Internet Explorer, Chrome and Safari that stops pages from loading when they 
detect reflected cross-site scripting (XSS) attacks. When value is set to 1 and 
a cross-site scripting attack is detected, the browser will sanitize the page 
(remove the unsafe parts).&lt;/description&gt;
+&lt;/property&gt;
+</code></pre></div>
+<p>You can choose appropriate value from below.</p>
+
+<ul>
+<li>0  (Disables XSS filtering)</li>
+<li>1  (Enables XSS filtering. If a cross-site scripting attack is detected, 
the browser will sanitize the page.)</li>
+<li>1; mode=block  (Enables XSS filtering. The browser will prevent rendering 
of the page if an attack is detected.)</li>
+</ul>
+
+<p>Read more about HTTP X-XSS-Protection response header <a 
href="https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-XSS-Protection";>here</a>.</p>
+
+<h2>Setting up X-Frame-Options Header</h2>
+
+<p>The X-Frame-Options HTTP response header can indicate browser to avoid 
clickjacking attacks, by ensuring that their content is not embedded into other 
sites in a <code>&lt;frame&gt;</code>,<code>&lt;iframe&gt;</code> or 
<code>&lt;object&gt;</code>.</p>
+
+<p>The following property needs to be updated in the zeppelin-site.xml in 
order to set X-Frame-Options header.</p>
+<div class="highlight"><pre><code class="text language-text" 
data-lang="text">&lt;property&gt;
+  &lt;name&gt;zeppelin.server.xframe.options&lt;/name&gt;
+  &lt;value&gt;SAMEORIGIN&lt;/value&gt;
+  &lt;description&gt;The X-Frame-Options HTTP response header can be used to 
indicate whether or not a browser should be allowed to render a page in a 
frame/iframe/object.&lt;/description&gt;
+&lt;/property&gt;
+</code></pre></div>
+<p>You can choose appropriate value from below.</p>
+
+<ul>
+<li>DENY</li>
+<li>SAMEORIGIN</li>
+<li>ALLOW-FROM <em>uri</em></li>
+</ul>
+
+<h2>Setting up Server Header</h2>
+
+<p>Security conscious organisations does not want to reveal the Application 
Server name and version to prevent finding this information easily by Attacker 
while fingerprinting the Application. The exact version number can tell an 
Attacker if the current Application Server is patched for or vulnerable to 
certain publicly known CVE associated to it.</p>
+
+<p>The following property needs to be updated in the zeppelin-site.xml in 
order to set Server header.</p>
+<div class="highlight"><pre><code class="text language-text" 
data-lang="text">&lt;property&gt;
+    &lt;name&gt;zeppelin.server.jetty.name&lt;/name&gt;
+    &lt;value&gt;Jetty(7.6.0.v20120127)&lt;/value&gt;
+    &lt;description&gt;Hardcoding Application Server name to Prevent 
Fingerprinting&lt;/description&gt;
+&lt;/property&gt;
+</code></pre></div>
+<p>The value can be any &quot;String&quot;.</p>
+
+  </div>
+</div>
+
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