docs menu - security
diff --git a/_data/docs.yml b/_data/docs.yml
index aa7a308..19cc5ce 100644
--- a/_data/docs.yml
+++ b/_data/docs.yml
@@ -16,3 +16,7 @@
 - title: Contribute
   docs:
   - contribute
+
+- title: Security
+  docs:
+  - security
diff --git a/content/docs/bootstrap/index.html b/content/docs/bootstrap/index.html
index 1ce614e..195bf9f 100644
--- a/content/docs/bootstrap/index.html
+++ b/content/docs/bootstrap/index.html
@@ -21,9 +21,9 @@
 <meta property="og:url" content="http://nemo.apache.org//docs/bootstrap/" />
 <meta property="og:site_name" content="Nemo" />
 <meta property="og:type" content="article" />
-<meta property="article:published_time" content="2020-10-21T10:48:14+09:00" />
+<meta property="article:published_time" content="2020-10-21T10:58:28+09:00" />
 <script type="application/ld+json">
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+{"description":"Buttons Default Primary Success Info Warning Danger Link Default Primary Success Info Warning Danger Link Default Action Another action Something else here Separated link","@type":"WebPage","headline":"Bootstrap Features","dateModified":"2020-10-21T10:58:28+09:00","datePublished":"2020-10-21T10:58:28+09:00","url":"http://nemo.apache.org//docs/bootstrap/","@context":"https://schema.org"}</script>
 <!-- End Jekyll SEO tag -->
 
 
@@ -168,6 +168,25 @@
     </div>
   </div>
 
+  <div class="panel panel-default">
+    <div class="panel-heading">
+      <h4 class="panel-title">
+        <a role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse-5" aria-expanded="false" aria-controls="collapse-5">
+          Security
+        </a>
+      </h4>
+    </div>
+    <div id="collapse-5" class="panel-collapse collapse" role="tabpanel" aria-label="Side Navigation">
+      <div class="list-group">
+        
+          
+          
+          <a class="list-group-item " href="/docs/security/">Security Guide</a>
+        
+      </div>
+    </div>
+  </div>
+
 </div>
 
         </div>
@@ -560,6 +579,9 @@
   
   
 
+  
+  
+
 
         </div>
 
diff --git a/content/docs/cheatsheet/index.html b/content/docs/cheatsheet/index.html
index ae6a67e..2258a01 100644
--- a/content/docs/cheatsheet/index.html
+++ b/content/docs/cheatsheet/index.html
@@ -21,9 +21,9 @@
 <meta property="og:url" content="http://nemo.apache.org//docs/cheatsheet/" />
 <meta property="og:site_name" content="Nemo" />
 <meta property="og:type" content="article" />
-<meta property="article:published_time" content="2020-10-21T10:48:14+09:00" />
+<meta property="article:published_time" content="2020-10-21T10:58:28+09:00" />
 <script type="application/ld+json">
-{"description":"From adam-p/markdown-here","@type":"WebPage","headline":"Markdown Cheatsheet","dateModified":"2020-10-21T10:48:14+09:00","datePublished":"2020-10-21T10:48:14+09:00","url":"http://nemo.apache.org//docs/cheatsheet/","@context":"https://schema.org"}</script>
+{"description":"From adam-p/markdown-here","@type":"WebPage","headline":"Markdown Cheatsheet","dateModified":"2020-10-21T10:58:28+09:00","datePublished":"2020-10-21T10:58:28+09:00","url":"http://nemo.apache.org//docs/cheatsheet/","@context":"https://schema.org"}</script>
 <!-- End Jekyll SEO tag -->
 
 
@@ -168,6 +168,25 @@
     </div>
   </div>
 
+  <div class="panel panel-default">
+    <div class="panel-heading">
+      <h4 class="panel-title">
+        <a role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse-5" aria-expanded="false" aria-controls="collapse-5">
+          Security
+        </a>
+      </h4>
+    </div>
+    <div id="collapse-5" class="panel-collapse collapse" role="tabpanel" aria-label="Side Navigation">
+      <div class="list-group">
+        
+          
+          
+          <a class="list-group-item " href="/docs/security/">Security Guide</a>
+        
+      </div>
+    </div>
+  </div>
+
 </div>
 
         </div>
@@ -642,6 +661,9 @@
   
   
 
+  
+  
+
 
         </div>
 
diff --git a/content/docs/compiler_design/index.html b/content/docs/compiler_design/index.html
index e23998f..3aac253 100644
--- a/content/docs/compiler_design/index.html
+++ b/content/docs/compiler_design/index.html
@@ -21,9 +21,9 @@
 <meta property="og:url" content="http://nemo.apache.org//docs/compiler_design/" />
 <meta property="og:site_name" content="Nemo" />
 <meta property="og:type" content="article" />
-<meta property="article:published_time" content="2020-10-21T10:48:14+09:00" />
+<meta property="article:published_time" content="2020-10-21T10:58:28+09:00" />
 <script type="application/ld+json">
-{"description":"Overview","@type":"WebPage","headline":"Compiler Design","dateModified":"2020-10-21T10:48:14+09:00","datePublished":"2020-10-21T10:48:14+09:00","url":"http://nemo.apache.org//docs/compiler_design/","@context":"https://schema.org"}</script>
+{"description":"Overview","@type":"WebPage","headline":"Compiler Design","dateModified":"2020-10-21T10:58:28+09:00","datePublished":"2020-10-21T10:58:28+09:00","url":"http://nemo.apache.org//docs/compiler_design/","@context":"https://schema.org"}</script>
 <!-- End Jekyll SEO tag -->
 
 
@@ -168,6 +168,25 @@
     </div>
   </div>
 
+  <div class="panel panel-default">
+    <div class="panel-heading">
+      <h4 class="panel-title">
+        <a role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse-5" aria-expanded="false" aria-controls="collapse-5">
+          Security
+        </a>
+      </h4>
+    </div>
+    <div id="collapse-5" class="panel-collapse collapse" role="tabpanel" aria-label="Side Navigation">
+      <div class="list-group">
+        
+          
+          
+          <a class="list-group-item " href="/docs/security/">Security Guide</a>
+        
+      </div>
+    </div>
+  </div>
+
 </div>
 
         </div>
diff --git a/content/docs/contribute/index.html b/content/docs/contribute/index.html
index abae419..71620ab 100644
--- a/content/docs/contribute/index.html
+++ b/content/docs/contribute/index.html
@@ -21,9 +21,9 @@
 <meta property="og:url" content="http://nemo.apache.org//docs/contribute/" />
 <meta property="og:site_name" content="Nemo" />
 <meta property="og:type" content="article" />
-<meta property="article:published_time" content="2020-10-21T10:48:14+09:00" />
+<meta property="article:published_time" content="2020-10-21T10:58:28+09:00" />
 <script type="application/ld+json">
-{"description":"Contribute","@type":"WebPage","headline":"Contribute","dateModified":"2020-10-21T10:48:14+09:00","datePublished":"2020-10-21T10:48:14+09:00","url":"http://nemo.apache.org//docs/contribute/","@context":"https://schema.org"}</script>
+{"description":"Contribute","@type":"WebPage","headline":"Contribute","dateModified":"2020-10-21T10:58:28+09:00","datePublished":"2020-10-21T10:58:28+09:00","url":"http://nemo.apache.org//docs/contribute/","@context":"https://schema.org"}</script>
 <!-- End Jekyll SEO tag -->
 
 
@@ -168,6 +168,25 @@
     </div>
   </div>
 
+  <div class="panel panel-default">
+    <div class="panel-heading">
+      <h4 class="panel-title">
+        <a role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse-5" aria-expanded="false" aria-controls="collapse-5">
+          Security
+        </a>
+      </h4>
+    </div>
+    <div id="collapse-5" class="panel-collapse collapse" role="tabpanel" aria-label="Side Navigation">
+      <div class="list-group">
+        
+          
+          
+          <a class="list-group-item " href="/docs/security/">Security Guide</a>
+        
+      </div>
+    </div>
+  </div>
+
 </div>
 
         </div>
@@ -229,8 +248,10 @@
       
 
       
-        <li class="next disabled">
-          <a>
+        
+        
+        <li class="next">
+          <a href="/docs/security/">
             Next <span aria-hidden="true">&rarr;</span>
           </a>
         </li>
diff --git a/content/docs/extending_nemo/index.html b/content/docs/extending_nemo/index.html
index c999a98..be81e53 100644
--- a/content/docs/extending_nemo/index.html
+++ b/content/docs/extending_nemo/index.html
@@ -21,9 +21,9 @@
 <meta property="og:url" content="http://nemo.apache.org//docs/extending_nemo/" />
 <meta property="og:site_name" content="Nemo" />
 <meta property="og:type" content="article" />
-<meta property="article:published_time" content="2020-10-21T10:48:14+09:00" />
+<meta property="article:published_time" content="2020-10-21T10:58:28+09:00" />
 <script type="application/ld+json">
-{"description":"Overview","@type":"WebPage","headline":"Extending Nemo","dateModified":"2020-10-21T10:48:14+09:00","datePublished":"2020-10-21T10:48:14+09:00","url":"http://nemo.apache.org//docs/extending_nemo/","@context":"https://schema.org"}</script>
+{"description":"Overview","@type":"WebPage","headline":"Extending Nemo","dateModified":"2020-10-21T10:58:28+09:00","datePublished":"2020-10-21T10:58:28+09:00","url":"http://nemo.apache.org//docs/extending_nemo/","@context":"https://schema.org"}</script>
 <!-- End Jekyll SEO tag -->
 
 
@@ -168,6 +168,25 @@
     </div>
   </div>
 
+  <div class="panel panel-default">
+    <div class="panel-heading">
+      <h4 class="panel-title">
+        <a role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse-5" aria-expanded="false" aria-controls="collapse-5">
+          Security
+        </a>
+      </h4>
+    </div>
+    <div id="collapse-5" class="panel-collapse collapse" role="tabpanel" aria-label="Side Navigation">
+      <div class="list-group">
+        
+          
+          
+          <a class="list-group-item " href="/docs/security/">Security Guide</a>
+        
+      </div>
+    </div>
+  </div>
+
 </div>
 
         </div>
@@ -210,6 +229,9 @@
   
   
 
+  
+  
+
 
         </div>
 
diff --git a/content/docs/font-awesome/index.html b/content/docs/font-awesome/index.html
index f7bc4b4..b11dfc9 100644
--- a/content/docs/font-awesome/index.html
+++ b/content/docs/font-awesome/index.html
@@ -21,9 +21,9 @@
 <meta property="og:url" content="http://nemo.apache.org//docs/font-awesome/" />
 <meta property="og:site_name" content="Nemo" />
 <meta property="og:type" content="article" />
-<meta property="article:published_time" content="2020-10-21T10:48:14+09:00" />
+<meta property="article:published_time" content="2020-10-21T10:58:28+09:00" />
 <script type="application/ld+json">
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+{"description":"500px address-book address-book-o address-card address-card-o adjust adn align-center align-justify align-left align-right amazon ambulance american-sign-language-interpreting anchor android angellist angle-double-down angle-double-left angle-double-right angle-double-up angle-down angle-left angle-right angle-up apple archive area-chart arrow-circle-down arrow-circle-left arrow-circle-o-down arrow-circle-o-left arrow-circle-o-right arrow-circle-o-up arrow-circle-right arrow-circle-up arrow-down arrow-left arrow-right arrow-up arrows arrows-alt arrows-h arrows-v assistive-listening-systems asterisk at audio-description backward balance-scale ban bandcamp bar-chart barcode bars bath battery-empty battery-full battery-half battery-quarter battery-three-quarters bed beer behance behance-square bell bell-o bell-slash bell-slash-o bicycle binoculars birthday-cake bitbucket bitbucket-square black-tie blind bluetooth bluetooth-b bold bolt bomb book bookmark bookmark-o braille 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 <!-- End Jekyll SEO tag -->
 
 
@@ -168,6 +168,25 @@
     </div>
   </div>
 
+  <div class="panel panel-default">
+    <div class="panel-heading">
+      <h4 class="panel-title">
+        <a role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse-5" aria-expanded="false" aria-controls="collapse-5">
+          Security
+        </a>
+      </h4>
+    </div>
+    <div id="collapse-5" class="panel-collapse collapse" role="tabpanel" aria-label="Side Navigation">
+      <div class="list-group">
+        
+          
+          
+          <a class="list-group-item " href="/docs/security/">Security Guide</a>
+        
+      </div>
+    </div>
+  </div>
+
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+  
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index f74c57c..6403c73 100644
--- a/content/docs/getting_started/index.html
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+<meta property="article:published_time" content="2020-10-21T10:58:28+09:00" />
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+{"description":"Nemo","@type":"WebPage","headline":"Getting Started","dateModified":"2020-10-21T10:58:28+09:00","datePublished":"2020-10-21T10:58:28+09:00","url":"http://nemo.apache.org//docs/getting_started/","@context":"https://schema.org"}</script>
 <!-- End Jekyll SEO tag -->
 
 
@@ -168,6 +168,25 @@
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+  <div class="panel panel-default">
+    <div class="panel-heading">
+      <h4 class="panel-title">
+        <a role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse-5" aria-expanded="false" aria-controls="collapse-5">
+          Security
+        </a>
+      </h4>
+    </div>
+    <div id="collapse-5" class="panel-collapse collapse" role="tabpanel" aria-label="Side Navigation">
+      <div class="list-group">
+        
+          
+          
+          <a class="list-group-item " href="/docs/security/">Security Guide</a>
+        
+      </div>
+    </div>
+  </div>
+
 </div>
 
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index fa5a30c..75903e6 100644
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 <meta property="og:type" content="article" />
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+<meta property="article:published_time" content="2020-10-21T10:58:28+09:00" />
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+{"description":"Nemo aims to optimize data processing for better performance and datacenter efficiency, not only in general and common conditions, but also with various deployment characteristics. Such characteristics include processing data on specific resource environments, like transient resources, and running jobs with specific attributes, like skewed data.","@type":"WebPage","headline":"Overview","dateModified":"2020-10-21T10:58:28+09:00","datePublished":"2020-10-21T10:58:28+09:00","url":"http://nemo.apache.org//docs/home/","@context":"https://schema.org"}</script>
 <!-- End Jekyll SEO tag -->
 
 
@@ -168,6 +168,25 @@
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+  <div class="panel panel-default">
+    <div class="panel-heading">
+      <h4 class="panel-title">
+        <a role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse-5" aria-expanded="false" aria-controls="collapse-5">
+          Security
+        </a>
+      </h4>
+    </div>
+    <div id="collapse-5" class="panel-collapse collapse" role="tabpanel" aria-label="Side Navigation">
+      <div class="list-group">
+        
+          
+          
+          <a class="list-group-item " href="/docs/security/">Security Guide</a>
+        
+      </div>
+    </div>
+  </div>
+
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diff --git a/content/docs/ir/index.html b/content/docs/ir/index.html
index 6be0e2a..3e65a76 100644
--- a/content/docs/ir/index.html
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+{"description":"Overview","@type":"WebPage","headline":"Nemo Intermediate Representation (IR)","dateModified":"2020-10-21T10:58:28+09:00","datePublished":"2020-10-21T10:58:28+09:00","url":"http://nemo.apache.org//docs/ir/","@context":"https://schema.org"}</script>
 <!-- End Jekyll SEO tag -->
 
 
@@ -168,6 +168,25 @@
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   </div>
 
+  <div class="panel panel-default">
+    <div class="panel-heading">
+      <h4 class="panel-title">
+        <a role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse-5" aria-expanded="false" aria-controls="collapse-5">
+          Security
+        </a>
+      </h4>
+    </div>
+    <div id="collapse-5" class="panel-collapse collapse" role="tabpanel" aria-label="Side Navigation">
+      <div class="list-group">
+        
+          
+          
+          <a class="list-group-item " href="/docs/security/">Security Guide</a>
+        
+      </div>
+    </div>
+  </div>
+
 </div>
 
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diff --git a/content/docs/jekyll/index.html b/content/docs/jekyll/index.html
index 4408074..2aa2c79 100644
--- a/content/docs/jekyll/index.html
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-<meta property="article:published_time" content="2020-10-21T10:48:14+09:00" />
+<meta property="article:published_time" content="2020-10-21T10:58:28+09:00" />
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+{"description":"Getting started","@type":"WebPage","headline":"Jekyll intro","dateModified":"2020-10-21T10:58:28+09:00","datePublished":"2020-10-21T10:58:28+09:00","url":"http://nemo.apache.org//docs/jekyll/","@context":"https://schema.org"}</script>
 <!-- End Jekyll SEO tag -->
 
 
@@ -168,6 +168,25 @@
     </div>
   </div>
 
+  <div class="panel panel-default">
+    <div class="panel-heading">
+      <h4 class="panel-title">
+        <a role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse-5" aria-expanded="false" aria-controls="collapse-5">
+          Security
+        </a>
+      </h4>
+    </div>
+    <div id="collapse-5" class="panel-collapse collapse" role="tabpanel" aria-label="Side Navigation">
+      <div class="list-group">
+        
+          
+          
+          <a class="list-group-item " href="/docs/security/">Security Guide</a>
+        
+      </div>
+    </div>
+  </div>
+
 </div>
 
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@@ -264,6 +283,9 @@
   
   
 
+  
+  
+
 
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diff --git a/content/docs/passes_and_policies/index.html b/content/docs/passes_and_policies/index.html
index 331c8f4..d97761f 100644
--- a/content/docs/passes_and_policies/index.html
+++ b/content/docs/passes_and_policies/index.html
@@ -21,9 +21,9 @@
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 <meta property="og:type" content="article" />
-<meta property="article:published_time" content="2020-10-21T10:48:14+09:00" />
+<meta property="article:published_time" content="2020-10-21T10:58:28+09:00" />
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+{"description":"Optimization Passes","@type":"WebPage","headline":"Passes and Policies","dateModified":"2020-10-21T10:58:28+09:00","datePublished":"2020-10-21T10:58:28+09:00","url":"http://nemo.apache.org//docs/passes_and_policies/","@context":"https://schema.org"}</script>
 <!-- End Jekyll SEO tag -->
 
 
@@ -168,6 +168,25 @@
     </div>
   </div>
 
+  <div class="panel panel-default">
+    <div class="panel-heading">
+      <h4 class="panel-title">
+        <a role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse-5" aria-expanded="false" aria-controls="collapse-5">
+          Security
+        </a>
+      </h4>
+    </div>
+    <div id="collapse-5" class="panel-collapse collapse" role="tabpanel" aria-label="Side Navigation">
+      <div class="list-group">
+        
+          
+          
+          <a class="list-group-item " href="/docs/security/">Security Guide</a>
+        
+      </div>
+    </div>
+  </div>
+
 </div>
 
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diff --git a/content/docs/runtime_design/index.html b/content/docs/runtime_design/index.html
index ca7d3d4..fee2941 100644
--- a/content/docs/runtime_design/index.html
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 <meta property="og:type" content="article" />
-<meta property="article:published_time" content="2020-10-21T10:48:14+09:00" />
+<meta property="article:published_time" content="2020-10-21T10:58:28+09:00" />
 <script type="application/ld+json">
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+{"description":"Receiving a Job from the Nemo Compiler","@type":"WebPage","headline":"Runtime Design","dateModified":"2020-10-21T10:58:28+09:00","datePublished":"2020-10-21T10:58:28+09:00","url":"http://nemo.apache.org//docs/runtime_design/","@context":"https://schema.org"}</script>
 <!-- End Jekyll SEO tag -->
 
 
@@ -168,6 +168,25 @@
     </div>
   </div>
 
+  <div class="panel panel-default">
+    <div class="panel-heading">
+      <h4 class="panel-title">
+        <a role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse-5" aria-expanded="false" aria-controls="collapse-5">
+          Security
+        </a>
+      </h4>
+    </div>
+    <div id="collapse-5" class="panel-collapse collapse" role="tabpanel" aria-label="Side Navigation">
+      <div class="list-group">
+        
+          
+          
+          <a class="list-group-item " href="/docs/security/">Security Guide</a>
+        
+      </div>
+    </div>
+  </div>
+
 </div>
 
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diff --git a/content/docs/security/index.html b/content/docs/security/index.html
index cf3ec57..70aaeda 100644
--- a/content/docs/security/index.html
+++ b/content/docs/security/index.html
@@ -21,9 +21,9 @@
 <meta property="og:url" content="http://nemo.apache.org//docs/security/" />
 <meta property="og:site_name" content="Nemo" />
 <meta property="og:type" content="article" />
-<meta property="article:published_time" content="2020-10-21T10:48:14+09:00" />
+<meta property="article:published_time" content="2020-10-21T10:58:28+09:00" />
 <script type="application/ld+json">
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+{"description":"Reporting Security Issues The Apache Software Foundation takes a very active stance in eliminating security problems and denial of service attacks against its products. We strongly encourage folks to report such problems to our private security mailing list first, before disclosing them in a public forum. Please note that the security mailing list should only be used for reporting undisclosed security vulnerabilities and managing the process of fixing such vulnerabilities. We cannot accept regular bug reports or other queries at this address. All mail sent to this address that does not relate to an undisclosed security problem in our source code will be ignored. The private security mailing address is: security@apache.org. Please consult the Apache Security guide.","@type":"WebPage","headline":"Security Guide","dateModified":"2020-10-21T10:58:28+09:00","datePublished":"2020-10-21T10:58:28+09:00","url":"http://nemo.apache.org//docs/security/","@context":"https://schema.org"}</script>
 <!-- End Jekyll SEO tag -->
 
 
@@ -168,6 +168,25 @@
     </div>
   </div>
 
+  <div class="panel panel-default">
+    <div class="panel-heading">
+      <h4 class="panel-title">
+        <a role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse-5" aria-expanded="false" aria-controls="collapse-5">
+          Security
+        </a>
+      </h4>
+    </div>
+    <div id="collapse-5" class="panel-collapse collapse" role="tabpanel" aria-label="Side Navigation">
+      <div class="list-group">
+        
+          
+          
+          <a class="list-group-item active" href="/docs/security/">Security Guide</a>
+        
+      </div>
+    </div>
+  </div>
+
 </div>
 
         </div>
@@ -216,6 +235,29 @@
   
   
 
+  
+  
+    <ul class="pager">
+      
+        
+        
+        <li class="previous">
+          <a href="/docs/contribute/">
+            <span aria-hidden="true">&larr;</span> Previous
+          </a>
+        </li>
+      
+
+      
+        <li class="next disabled">
+          <a>
+            Next <span aria-hidden="true">&rarr;</span>
+          </a>
+        </li>
+      
+      </ul>
+    <div class="clear"></div>
+    
 
         </div>
 
diff --git a/content/docs/themes/index.html b/content/docs/themes/index.html
index 6cb8124..c501311 100644
--- a/content/docs/themes/index.html
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@@ -21,9 +21,9 @@
 <meta property="og:url" content="http://nemo.apache.org//docs/themes/" />
 <meta property="og:site_name" content="Nemo" />
 <meta property="og:type" content="article" />
-<meta property="article:published_time" content="2020-10-21T10:48:14+09:00" />
+<meta property="article:published_time" content="2020-10-21T10:58:28+09:00" />
 <script type="application/ld+json">
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+{"description":"By default, this website uses paper theme, but you can change it to another bootwatch theme by setting bootwatch variable in _config.yml file. (Don’t forget to restart Jekyll if you are running locally because the configuration is not re-read upon change.)","@type":"WebPage","headline":"Themes","dateModified":"2020-10-21T10:58:28+09:00","datePublished":"2020-10-21T10:58:28+09:00","url":"http://nemo.apache.org//docs/themes/","@context":"https://schema.org"}</script>
 <!-- End Jekyll SEO tag -->
 
 
@@ -168,6 +168,25 @@
     </div>
   </div>
 
+  <div class="panel panel-default">
+    <div class="panel-heading">
+      <h4 class="panel-title">
+        <a role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse-5" aria-expanded="false" aria-controls="collapse-5">
+          Security
+        </a>
+      </h4>
+    </div>
+    <div id="collapse-5" class="panel-collapse collapse" role="tabpanel" aria-label="Side Navigation">
+      <div class="list-group">
+        
+          
+          
+          <a class="list-group-item " href="/docs/security/">Security Guide</a>
+        
+      </div>
+    </div>
+  </div>
+
 </div>
 
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@@ -452,6 +471,9 @@
   
   
 
+  
+  
+
 
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diff --git a/content/docs/welcome_to_jekyll/index.html b/content/docs/welcome_to_jekyll/index.html
index bbb5d12..332507b 100644
--- a/content/docs/welcome_to_jekyll/index.html
+++ b/content/docs/welcome_to_jekyll/index.html
@@ -21,9 +21,9 @@
 <meta property="og:url" content="http://nemo.apache.org//docs/welcome_to_jekyll/" />
 <meta property="og:site_name" content="Nemo" />
 <meta property="og:type" content="article" />
-<meta property="article:published_time" content="2020-10-21T10:48:14+09:00" />
+<meta property="article:published_time" content="2020-10-21T10:58:28+09:00" />
 <script type="application/ld+json">
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+{"description":"You’ll find this post in your _posts directory. Go ahead and edit it and re-build the site to see your changes. You can rebuild the site in many different ways, but the most common way is to run jekyll serve, which launches a web server and auto-regenerates your site when a file is updated.","@type":"WebPage","headline":"Welcome to Jekyll!","dateModified":"2020-10-21T10:58:28+09:00","datePublished":"2020-10-21T10:58:28+09:00","url":"http://nemo.apache.org//docs/welcome_to_jekyll/","@context":"https://schema.org"}</script>
 <!-- End Jekyll SEO tag -->
 
 
@@ -168,6 +168,25 @@
     </div>
   </div>
 
+  <div class="panel panel-default">
+    <div class="panel-heading">
+      <h4 class="panel-title">
+        <a role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse-5" aria-expanded="false" aria-controls="collapse-5">
+          Security
+        </a>
+      </h4>
+    </div>
+    <div id="collapse-5" class="panel-collapse collapse" role="tabpanel" aria-label="Side Navigation">
+      <div class="list-group">
+        
+          
+          
+          <a class="list-group-item " href="/docs/security/">Security Guide</a>
+        
+      </div>
+    </div>
+  </div>
+
 </div>
 
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@@ -223,6 +242,9 @@
   
   
 
+  
+  
+
 
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diff --git a/content/feed.xml b/content/feed.xml
index 49fa415..3c07898 100644
--- a/content/feed.xml
+++ b/content/feed.xml
@@ -1,4 +1,4 @@
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+<?xml version="1.0" encoding="utf-8"?><feed xmlns="http://www.w3.org/2005/Atom" ><generator uri="https://jekyllrb.com/" version="3.4.3">Jekyll</generator><link href="http://nemo.apache.org//feed.xml" rel="self" type="application/atom+xml" /><link href="http://nemo.apache.org//" rel="alternate" type="text/html" /><updated>2020-10-21T10:58:28+09:00</updated><id>http://nemo.apache.org//feed.xml</id><title type="html">Nemo</title><subtitle>A Data Processing System for Flexible Employment With Different Deployment Characteristics.
 </subtitle><entry><title type="html">Nemo Release 0.2</title><link href="http://nemo.apache.org//blog/2020/03/09/release-note-0.2/" rel="alternate" type="text/html" title="Nemo Release 0.2" /><published>2020-03-09T00:00:00+09:00</published><updated>2020-03-09T00:00:00+09:00</updated><id>http://nemo.apache.org//blog/2020/03/09/release-note-0.2</id><content type="html" xml:base="http://nemo.apache.org//blog/2020/03/09/release-note-0.2/">&lt;p&gt;Release Notes - Apache Nemo - Version 0.2&lt;/p&gt;
 
 &lt;h2&gt;        Sub-task
diff --git a/content/pages/downloads/index.html b/content/pages/downloads/index.html
index 88fe766..2b37209 100644
--- a/content/pages/downloads/index.html
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@@ -21,9 +21,9 @@
 <meta property="og:url" content="http://nemo.apache.org//pages/downloads/" />
 <meta property="og:site_name" content="Nemo" />
 <meta property="og:type" content="article" />
-<meta property="article:published_time" content="2020-10-21T10:48:14+09:00" />
+<meta property="article:published_time" content="2020-10-21T10:58:28+09:00" />
 <script type="application/ld+json">
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+{"description":"Releases","@type":"WebPage","headline":"Downloads","dateModified":"2020-10-21T10:58:28+09:00","datePublished":"2020-10-21T10:58:28+09:00","url":"http://nemo.apache.org//pages/downloads/","@context":"https://schema.org"}</script>
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diff --git a/content/pages/license/index.html b/content/pages/license/index.html
index 388646d..4886675 100644
--- a/content/pages/license/index.html
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@@ -21,9 +21,9 @@
 <meta property="og:url" content="http://nemo.apache.org//pages/license/" />
 <meta property="og:site_name" content="Nemo" />
 <meta property="og:type" content="article" />
-<meta property="article:published_time" content="2020-10-21T10:48:14+09:00" />
+<meta property="article:published_time" content="2020-10-21T10:58:28+09:00" />
 <script type="application/ld+json">
-{"description":"``` Apache License Version 2.0, January 2004 http://www.apache.org/licenses/","@type":"WebPage","headline":"License","dateModified":"2020-10-21T10:48:14+09:00","datePublished":"2020-10-21T10:48:14+09:00","url":"http://nemo.apache.org//pages/license/","@context":"https://schema.org"}</script>
+{"description":"``` Apache License Version 2.0, January 2004 http://www.apache.org/licenses/","@type":"WebPage","headline":"License","dateModified":"2020-10-21T10:58:28+09:00","datePublished":"2020-10-21T10:58:28+09:00","url":"http://nemo.apache.org//pages/license/","@context":"https://schema.org"}</script>
 <!-- End Jekyll SEO tag -->
 
 
diff --git a/content/pages/talks/index.html b/content/pages/talks/index.html
index d60e7f3..5837cbc 100644
--- a/content/pages/talks/index.html
+++ b/content/pages/talks/index.html
@@ -21,9 +21,9 @@
 <meta property="og:url" content="http://nemo.apache.org//pages/talks/" />
 <meta property="og:site_name" content="Nemo" />
 <meta property="og:type" content="article" />
-<meta property="article:published_time" content="2020-10-21T10:48:14+09:00" />
+<meta property="article:published_time" content="2020-10-21T10:58:28+09:00" />
 <script type="application/ld+json">
-{"description":"Apache Nemo: A Framework for Building Distributed Dataflow Optimization Policies (ATC 2019 Conference)(link)","@type":"WebPage","headline":"Talks","dateModified":"2020-10-21T10:48:14+09:00","datePublished":"2020-10-21T10:48:14+09:00","url":"http://nemo.apache.org//pages/talks/","@context":"https://schema.org"}</script>
+{"description":"Apache Nemo: A Framework for Building Distributed Dataflow Optimization Policies (ATC 2019 Conference)(link)","@type":"WebPage","headline":"Talks","dateModified":"2020-10-21T10:58:28+09:00","datePublished":"2020-10-21T10:58:28+09:00","url":"http://nemo.apache.org//pages/talks/","@context":"https://schema.org"}</script>
 <!-- End Jekyll SEO tag -->
 
 
diff --git a/content/pages/team/index.html b/content/pages/team/index.html
index 0fe2702..f9c077c 100644
--- a/content/pages/team/index.html
+++ b/content/pages/team/index.html
@@ -21,9 +21,9 @@
 <meta property="og:url" content="http://nemo.apache.org//pages/team/" />
 <meta property="og:site_name" content="Nemo" />
 <meta property="og:type" content="article" />
-<meta property="article:published_time" content="2020-10-21T10:48:14+09:00" />
+<meta property="article:published_time" content="2020-10-21T10:58:28+09:00" />
 <script type="application/ld+json">
-{"description":"Contributing to Nemo Your contributation is always welcome :) If you would like to contribute to Nemo, please subscribe to our mailing list: dev@nemo.apache.org [subscribe]. We have a Slack channel for active discussions. Join us on Slack by requesting for an invitation by sending an e-mail to dev@ after subscription.","@type":"WebPage","headline":"Team","dateModified":"2020-10-21T10:48:14+09:00","datePublished":"2020-10-21T10:48:14+09:00","url":"http://nemo.apache.org//pages/team/","@context":"https://schema.org"}</script>
+{"description":"Contributing to Nemo Your contributation is always welcome :) If you would like to contribute to Nemo, please subscribe to our mailing list: dev@nemo.apache.org [subscribe]. We have a Slack channel for active discussions. Join us on Slack by requesting for an invitation by sending an e-mail to dev@ after subscription.","@type":"WebPage","headline":"Team","dateModified":"2020-10-21T10:58:28+09:00","datePublished":"2020-10-21T10:58:28+09:00","url":"http://nemo.apache.org//pages/team/","@context":"https://schema.org"}</script>
 <!-- End Jekyll SEO tag -->
 
 
diff --git a/content/search.json b/content/search.json
index 7ef995f..08f433c 100644
--- a/content/search.json
+++ b/content/search.json
@@ -64,6 +64,16 @@
     },
   
 
+  
+    
+    
+    {
+      "title": "Security Guide",
+      "url": "/docs/security/"
+
+    },
+  
+
 
   
   {
diff --git a/content/sitemap.xml b/content/sitemap.xml
index bb5ac30..a211995 100644
--- a/content/sitemap.xml
+++ b/content/sitemap.xml
@@ -2,79 +2,79 @@
 <urlset xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd" xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
 <url>
 <loc>http://nemo.apache.org//docs/contribute/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//docs/compiler_design/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//docs/runtime_design/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//docs/getting_started/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//docs/home/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//docs/bootstrap/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//docs/cheatsheet/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//docs/jekyll/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//docs/font-awesome/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//docs/themes/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//docs/welcome_to_jekyll/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//docs/extending_nemo/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//docs/ir/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//docs/passes_and_policies/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//docs/security/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//pages/downloads/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//pages/license/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//pages/talks/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//pages/team/</loc>
-<lastmod>2020-10-21T10:48:14+09:00</lastmod>
+<lastmod>2020-10-21T10:58:28+09:00</lastmod>
 </url>
 <url>
 <loc>http://nemo.apache.org//blog/2018/03/20/nemo-blog-published/</loc>