From 4bb403db96dfe1ab84fdbfdfe724997566579fbb Mon Sep 17 00:00:00 2001
From: Nick Vigilante <nickvigilante@users.noreply.github.com>
Date: Mon, 4 Apr 2022 14:19:34 -0400
Subject: [PATCH] DOC-2688: Fix target=_blank without noopener issue (#13396)

Fixes DOC-2688
---
 _includes/v20.1/prod-deployment/node-shutdown.md | 4 ++--
 _includes/v20.2/prod-deployment/node-shutdown.md | 2 +-
 _includes/v21.1/prod-deployment/node-shutdown.md | 2 +-
 _layouts/homepage.html                           | 2 +-
 cockroachcloud/learn-cockroachdb-sql.md          | 2 +-
 js/customscripts.js                              | 2 +-
 v1.0/cockroachdb-in-comparison.md                | 2 +-
 v1.1/cockroachdb-in-comparison.md                | 2 +-
 v2.0/cockroachdb-in-comparison.md                | 2 +-
 v2.1/cockroachdb-in-comparison.md                | 2 +-
 v20.2/sql-playground.md                          | 4 ++--
 v21.1/sql-playground.md                          | 4 ++--
 v21.2/build-a-python-app-with-cockroachdb.md     | 2 +-
 v21.2/demo-json-support.md                       | 2 +-
 v21.2/learn-cockroachdb-sql.md                   | 2 +-
 v21.2/spatial-tutorial.md                        | 2 +-
 v21.2/sql-playground.md                          | 4 ++--
 v22.1/build-a-python-app-with-cockroachdb.md     | 2 +-
 v22.1/demo-json-support.md                       | 2 +-
 v22.1/learn-cockroachdb-sql.md                   | 2 +-
 v22.1/spatial-tutorial.md                        | 2 +-
 v22.1/sql-playground.md                          | 4 ++--
 22 files changed, 27 insertions(+), 27 deletions(-)

diff --git a/_includes/v20.1/prod-deployment/node-shutdown.md b/_includes/v20.1/prod-deployment/node-shutdown.md
index 610f8e13479..27066e68d02 100644
--- a/_includes/v20.1/prod-deployment/node-shutdown.md
+++ b/_includes/v20.1/prod-deployment/node-shutdown.md
@@ -1,8 +1,8 @@
 <ul>
-	<li>If the node was started with a process manager, gracefully stop the node by sending <code>SIGTERM</code> with the process manager. If the node is not shutting down after 1 minute, send <code>SIGKILL</code> to terminate the process. When using <code><a href="https://www.freedesktop.org/wiki/Software/systemd/" target="_blank">systemd</a></code>, for example, set <code>TimeoutStopSec=60</code> in your configuration template and run <code>systemctl stop &lt;systemd config filename&gt;</code> to stop the node without <code>systemd</code> restarting it.</li>
+	<li>If the node was started with a process manager, gracefully stop the node by sending <code>SIGTERM</code> with the process manager. If the node is not shutting down after 1 minute, send <code>SIGKILL</code> to terminate the process. When using <code><a href="https://www.freedesktop.org/wiki/Software/systemd/" target="_blank"  rel="noopener">systemd</a></code>, for example, set <code>TimeoutStopSec=60</code> in your configuration template and run <code>systemctl stop &lt;systemd config filename&gt;</code> to stop the node without <code>systemd</code> restarting it.</li>
 	<div class="bs-callout bs-callout--info"><div class="bs-callout__label">Note:</div>
 	<p>The amount of time you should wait before sending <code>SIGKILL</code> can vary depending on your cluster configuration and workload, which affects how long it takes your nodes to complete a graceful shutdown. In certain edge cases, forcefully terminating the process before the node has completed shutdown can result in temporary data unavailability, latency spikes, uncertainty errors, ambiguous commit errors, or query timeouts. If you need maximum cluster availability, you can run <a href="cockroach-node.html"><code>cockroach node drain</code></a> prior to node shutdown and actively monitor the draining process instead of automating it.</p>
 	</div>
 	<li>If the node was started using <a href="cockroach-start.html"><code>cockroach start</code></a> and is running in the foreground, press <code>ctrl-c</code> in the terminal.</li>
 	<li>If the node was started using <a href="cockroach-start.html"><code>cockroach start</code></a> and the <code>--background</code> and <code>--pid-file</code> flags, run <code>kill &lt;pid&gt;</code>, where <code>&lt;pid&gt;</code> is the process ID of the node.</li>
-</ul>
\ No newline at end of file
+</ul>
diff --git a/_includes/v20.2/prod-deployment/node-shutdown.md b/_includes/v20.2/prod-deployment/node-shutdown.md
index 660d1648b09..27066e68d02 100644
--- a/_includes/v20.2/prod-deployment/node-shutdown.md
+++ b/_includes/v20.2/prod-deployment/node-shutdown.md
@@ -1,5 +1,5 @@
 <ul>
-	<li>If the node was started with a process manager, gracefully stop the node by sending <code>SIGTERM</code> with the process manager. If the node is not shutting down after 1 minute, send <code>SIGKILL</code> to terminate the process. When using <code><a href="https://www.freedesktop.org/wiki/Software/systemd/" target="_blank">systemd</a></code>, for example, set <code>TimeoutStopSec=60</code> in your configuration template and run <code>systemctl stop &lt;systemd config filename&gt;</code> to stop the node without <code>systemd</code> restarting it.</li>
+	<li>If the node was started with a process manager, gracefully stop the node by sending <code>SIGTERM</code> with the process manager. If the node is not shutting down after 1 minute, send <code>SIGKILL</code> to terminate the process. When using <code><a href="https://www.freedesktop.org/wiki/Software/systemd/" target="_blank"  rel="noopener">systemd</a></code>, for example, set <code>TimeoutStopSec=60</code> in your configuration template and run <code>systemctl stop &lt;systemd config filename&gt;</code> to stop the node without <code>systemd</code> restarting it.</li>
 	<div class="bs-callout bs-callout--info"><div class="bs-callout__label">Note:</div>
 	<p>The amount of time you should wait before sending <code>SIGKILL</code> can vary depending on your cluster configuration and workload, which affects how long it takes your nodes to complete a graceful shutdown. In certain edge cases, forcefully terminating the process before the node has completed shutdown can result in temporary data unavailability, latency spikes, uncertainty errors, ambiguous commit errors, or query timeouts. If you need maximum cluster availability, you can run <a href="cockroach-node.html"><code>cockroach node drain</code></a> prior to node shutdown and actively monitor the draining process instead of automating it.</p>
 	</div>
diff --git a/_includes/v21.1/prod-deployment/node-shutdown.md b/_includes/v21.1/prod-deployment/node-shutdown.md
index 660d1648b09..27066e68d02 100644
--- a/_includes/v21.1/prod-deployment/node-shutdown.md
+++ b/_includes/v21.1/prod-deployment/node-shutdown.md
@@ -1,5 +1,5 @@
 <ul>
-	<li>If the node was started with a process manager, gracefully stop the node by sending <code>SIGTERM</code> with the process manager. If the node is not shutting down after 1 minute, send <code>SIGKILL</code> to terminate the process. When using <code><a href="https://www.freedesktop.org/wiki/Software/systemd/" target="_blank">systemd</a></code>, for example, set <code>TimeoutStopSec=60</code> in your configuration template and run <code>systemctl stop &lt;systemd config filename&gt;</code> to stop the node without <code>systemd</code> restarting it.</li>
+	<li>If the node was started with a process manager, gracefully stop the node by sending <code>SIGTERM</code> with the process manager. If the node is not shutting down after 1 minute, send <code>SIGKILL</code> to terminate the process. When using <code><a href="https://www.freedesktop.org/wiki/Software/systemd/" target="_blank"  rel="noopener">systemd</a></code>, for example, set <code>TimeoutStopSec=60</code> in your configuration template and run <code>systemctl stop &lt;systemd config filename&gt;</code> to stop the node without <code>systemd</code> restarting it.</li>
 	<div class="bs-callout bs-callout--info"><div class="bs-callout__label">Note:</div>
 	<p>The amount of time you should wait before sending <code>SIGKILL</code> can vary depending on your cluster configuration and workload, which affects how long it takes your nodes to complete a graceful shutdown. In certain edge cases, forcefully terminating the process before the node has completed shutdown can result in temporary data unavailability, latency spikes, uncertainty errors, ambiguous commit errors, or query timeouts. If you need maximum cluster availability, you can run <a href="cockroach-node.html"><code>cockroach node drain</code></a> prior to node shutdown and actively monitor the draining process instead of automating it.</p>
 	</div>
diff --git a/_layouts/homepage.html b/_layouts/homepage.html
index 365c9e34627..6ba98880402 100644
--- a/_layouts/homepage.html
+++ b/_layouts/homepage.html
@@ -199,7 +199,7 @@ <h6 class="card-title font-weight-bold mt-3">
       </div>
     </div>
     <div class="text-center mb-5">
-    <a class="btn btn-redirect mt-3 text-inherit" target="_blank" href="https://www.cockroachlabs.com/blog/">Check out the blog</a>
+    <a class="btn btn-redirect mt-3 text-inherit" target="_blank" rel="noopener" href="https://www.cockroachlabs.com/blog/">Check out the blog</a>
     </div>
 
   </div>
diff --git a/cockroachcloud/learn-cockroachdb-sql.md b/cockroachcloud/learn-cockroachdb-sql.md
index d883db3018c..c802bf688a1 100644
--- a/cockroachcloud/learn-cockroachdb-sql.md
+++ b/cockroachcloud/learn-cockroachdb-sql.md
@@ -12,7 +12,7 @@ This tutorial walks you through some of the most essential CockroachDB SQL state
 Make sure you have already [connected the CockroachDB SQL client](connect-to-your-cluster.html#step-3-connect-to-your-cluster) to your cluster. Alternatively, you can [use a local demo cluster](../{{site.versions["stable"]}}/learn-cockroachdb-sql.html) or click below to run through the tutorial entirely in your browser.
 
 <div class=" clearfix">
-  <a class="btn btn-outline-primary" href="../tutorials/learn-cockroachdb-sql-interactive.html" target="_blank">Run this in your browser &rarr;</a>
+  <a class="btn btn-outline-primary" href="../tutorials/learn-cockroachdb-sql-interactive.html" target="_blank" rel="noopener">Run this in your browser &rarr;</a>
 </div>
 
 ## Create a database
diff --git a/js/customscripts.js b/js/customscripts.js
index 6088bfa60fd..627d2f25003 100755
--- a/js/customscripts.js
+++ b/js/customscripts.js
@@ -420,7 +420,7 @@ $(function() {
     }
 
     return this.hostname && this.hostname !== location.hostname;
-  }).addClass('external').attr("target","_blank");
+  }).addClass('external').attr("target","_blank").addClass('external').attr("rel","noopener");
 });
 
 
diff --git a/v1.0/cockroachdb-in-comparison.md b/v1.0/cockroachdb-in-comparison.md
index f0f9b05cd36..f105fb7d3db 100644
--- a/v1.0/cockroachdb-in-comparison.md
+++ b/v1.0/cockroachdb-in-comparison.md
@@ -219,7 +219,7 @@ This page shows you how key features of CockroachDB stack up against other datab
       <span class="support" data-dbs='["MySQL", "PostgreSQL", "Cassandra", "HBase", "MongoDB"]'>Yes</span>
       <span class="support gray" data-dbs='["Oracle", "SQL Server", "DynamoDB", "Spanner"]'>No</span>
     </td>
-    <td><a class="comparison-chart__link" href="https://wiki.crdb.io/wiki/spaces/CRDB/pages/73204033/Contributing+to+CockroachDB" target="_blank">Yes</a></td>
+    <td><a class="comparison-chart__link" href="https://wiki.crdb.io/wiki/spaces/CRDB/pages/73204033/Contributing+to+CockroachDB" target="_blank" rel="noopener">Yes</a></td>
   </tr>
   <tr>
     <td class="comparison-chart__feature">
diff --git a/v1.1/cockroachdb-in-comparison.md b/v1.1/cockroachdb-in-comparison.md
index f0f9b05cd36..f105fb7d3db 100644
--- a/v1.1/cockroachdb-in-comparison.md
+++ b/v1.1/cockroachdb-in-comparison.md
@@ -219,7 +219,7 @@ This page shows you how key features of CockroachDB stack up against other datab
       <span class="support" data-dbs='["MySQL", "PostgreSQL", "Cassandra", "HBase", "MongoDB"]'>Yes</span>
       <span class="support gray" data-dbs='["Oracle", "SQL Server", "DynamoDB", "Spanner"]'>No</span>
     </td>
-    <td><a class="comparison-chart__link" href="https://wiki.crdb.io/wiki/spaces/CRDB/pages/73204033/Contributing+to+CockroachDB" target="_blank">Yes</a></td>
+    <td><a class="comparison-chart__link" href="https://wiki.crdb.io/wiki/spaces/CRDB/pages/73204033/Contributing+to+CockroachDB" target="_blank" rel="noopener">Yes</a></td>
   </tr>
   <tr>
     <td class="comparison-chart__feature">
diff --git a/v2.0/cockroachdb-in-comparison.md b/v2.0/cockroachdb-in-comparison.md
index 63ba4209774..73afbbb5f8f 100644
--- a/v2.0/cockroachdb-in-comparison.md
+++ b/v2.0/cockroachdb-in-comparison.md
@@ -219,7 +219,7 @@ This page shows you how key features of CockroachDB stack up against other datab
       <span class="support" data-dbs='["MySQL", "PostgreSQL", "Cassandra", "HBase", "MongoDB"]'>Yes</span>
       <span class="support gray" data-dbs='["Oracle", "SQL Server", "DynamoDB", "Spanner"]'>No</span>
     </td>
-    <td><a class="comparison-chart__link" href="https://wiki.crdb.io/wiki/spaces/CRDB/pages/73204033/Contributing+to+CockroachDB" target="_blank">Yes</a></td>
+    <td><a class="comparison-chart__link" href="https://wiki.crdb.io/wiki/spaces/CRDB/pages/73204033/Contributing+to+CockroachDB" target="_blank" rel="noopener">Yes</a></td>
   </tr>
   <tr>
     <td class="comparison-chart__feature">
diff --git a/v2.1/cockroachdb-in-comparison.md b/v2.1/cockroachdb-in-comparison.md
index c9b040c34e8..02631f2be95 100644
--- a/v2.1/cockroachdb-in-comparison.md
+++ b/v2.1/cockroachdb-in-comparison.md
@@ -219,7 +219,7 @@ This page shows you how key features of CockroachDB stack up against other datab
       <span class="support" data-dbs='["MySQL", "PostgreSQL", "Cassandra", "HBase", "MongoDB"]'>Yes</span>
       <span class="support gray" data-dbs='["Oracle", "SQL Server", "DynamoDB", "Spanner"]'>No</span>
     </td>
-    <td><a class="comparison-chart__link" href="https://wiki.crdb.io/wiki/spaces/CRDB/pages/73204033/Contributing+to+CockroachDB" target="_blank">Yes</a></td>
+    <td><a class="comparison-chart__link" href="https://wiki.crdb.io/wiki/spaces/CRDB/pages/73204033/Contributing+to+CockroachDB" target="_blank" rel="noopener">Yes</a></td>
   </tr>
   <tr>
     <td class="comparison-chart__feature">
diff --git a/v20.2/sql-playground.md b/v20.2/sql-playground.md
index 92a64a17f99..39b5fbb2c07 100644
--- a/v20.2/sql-playground.md
+++ b/v20.2/sql-playground.md
@@ -4,10 +4,10 @@ summary: The SQL Playground gives you an interactive SQL shell to a single-node
 toc: false
 ---
 
-This playground gives you an interactive SQL shell to a single-node CockroachDB cluster running v20.2. The cluster is pre-loaded with a sample dataset, configured for CockroachDB's <a href="spatial-features.html" target="_blank">spatial</a> functionality, and set up with a DB Console user.
+This playground gives you an interactive SQL shell to a single-node CockroachDB cluster running v20.2. The cluster is pre-loaded with a sample dataset, configured for CockroachDB's <a href="spatial-features.html" target="_blank" rel="noopener">spatial</a> functionality, and set up with a DB Console user.
 
 - To access the DB Console, click the **DB Console** tab and then login with the username `max` and the password `roach`.
-- For docs on our SQL dialect, see <a href="sql-statements.html" target="_blank">SQL Reference</a>.
+- For docs on our SQL dialect, see <a href="sql-statements.html" target="_blank" rel="noopener">SQL Reference</a>.
 - For a more guided experience, see [Learn CockroachDB SQL](../tutorials/learn-cockroachdb-sql-interactive.html).
 
 <div
diff --git a/v21.1/sql-playground.md b/v21.1/sql-playground.md
index ca06c86631e..8cecb645d19 100644
--- a/v21.1/sql-playground.md
+++ b/v21.1/sql-playground.md
@@ -4,10 +4,10 @@ summary: The SQL Playground gives you an interactive SQL shell to a single-node
 toc: false
 ---
 
-This playground gives you an interactive SQL shell to a single-node CockroachDB cluster running v21.1. The cluster is pre-loaded with a sample dataset, configured for CockroachDB's <a href="spatial-features.html" target="_blank">spatial</a> functionality, and set up with a DB Console user.
+This playground gives you an interactive SQL shell to a single-node CockroachDB cluster running v21.1. The cluster is pre-loaded with a sample dataset, configured for CockroachDB's <a href="spatial-features.html" target="_blank" rel="noopener">spatial</a> functionality, and set up with a DB Console user.
 
 - To access the DB Console, click the **DB Console** tab and then login with the username `max` and the password `roach`.
-- For docs on our SQL dialect, see <a href="sql-statements.html" target="_blank">SQL Reference</a>.
+- For docs on our SQL dialect, see <a href="sql-statements.html" target="_blank" rel="noopener">SQL Reference</a>.
 - For a more guided experience, see [Learn CockroachDB SQL](../tutorials/learn-cockroachdb-sql-interactive.html).
 
 <div
diff --git a/v21.2/build-a-python-app-with-cockroachdb.md b/v21.2/build-a-python-app-with-cockroachdb.md
index 5b7f78c455f..131c30545c1 100644
--- a/v21.2/build-a-python-app-with-cockroachdb.md
+++ b/v21.2/build-a-python-app-with-cockroachdb.md
@@ -17,7 +17,7 @@ docs_area: get_started
 This tutorial shows you how build a simple Python application with CockroachDB and the psycopg2 driver. For the CockroachDB back-end, you'll use a temporary local cluster.
 
 <div class="clearfix">
-  <a class="btn btn-outline-primary" href="../tutorials/build-a-python-app-with-cockroachdb-interactive.html" target="_blank">Run this in your browser &rarr;</a>
+  <a class="btn btn-outline-primary" href="../tutorials/build-a-python-app-with-cockroachdb-interactive.html" target="_blank" rel="noopener">Run this in your browser &rarr;</a>
 </div>
 
 ## Step 1. Install the psycopg2 driver
diff --git a/v21.2/demo-json-support.md b/v21.2/demo-json-support.md
index 43d340133da..b1368709a74 100644
--- a/v21.2/demo-json-support.md
+++ b/v21.2/demo-json-support.md
@@ -9,7 +9,7 @@ docs_area: deploy
 This page walks you through a simple demonstration of how CockroachDB can store and query unstructured [`JSONB`](jsonb.html) data from a third-party API, as well as how a [GIN index](inverted-indexes.html) can optimize your queries.
 
 <div class="clearfix">
-  <a class="btn btn-outline-primary" href="../tutorials/demo-json-support-interactive.html" target="_blank">Run this in your browser &rarr;</a>
+  <a class="btn btn-outline-primary" href="../tutorials/demo-json-support-interactive.html" target="_blank" rel="noopener">Run this in your browser &rarr;</a>
 </div>
 
 ## Step 1. Install prerequisites
diff --git a/v21.2/learn-cockroachdb-sql.md b/v21.2/learn-cockroachdb-sql.md
index 12d6dfaac4d..2e8790eb008 100644
--- a/v21.2/learn-cockroachdb-sql.md
+++ b/v21.2/learn-cockroachdb-sql.md
@@ -10,7 +10,7 @@ This tutorial walks you through some of the most essential CockroachDB SQL state
 For a complete list of supported SQL statements and related details, see [SQL Statements](sql-statements.html).
 
 <div class="clearfix">
-  <a class="btn btn-outline-primary" href="../tutorials/learn-cockroachdb-sql-interactive.html" target="_blank">Run this in your browser &rarr;</a>
+  <a class="btn btn-outline-primary" href="../tutorials/learn-cockroachdb-sql-interactive.html" target="_blank" rel="noopener">Run this in your browser &rarr;</a>
 </div>
 
 ## Start CockroachDB
diff --git a/v21.2/spatial-tutorial.md b/v21.2/spatial-tutorial.md
index 674402ee24a..135fe65bd93 100644
--- a/v21.2/spatial-tutorial.md
+++ b/v21.2/spatial-tutorial.md
@@ -16,7 +16,7 @@ In this tutorial, you will plan a vacation from New York City to the [Adirondack
 + Visualizing the output of your queries using free tools like <https://geojson.io>
 
 <div class="clearfix">
-  <a class="btn btn-outline-primary" href="../tutorials/spatial-tutorial-interactive.html" target="_blank">Run this in your browser &rarr;</a>
+  <a class="btn btn-outline-primary" href="../tutorials/spatial-tutorial-interactive.html" target="_blank" rel="noopener">Run this in your browser &rarr;</a>
 </div>
 
 ## Step 1. Review the scenario
diff --git a/v21.2/sql-playground.md b/v21.2/sql-playground.md
index 94873adb8a2..b3a698cfca7 100644
--- a/v21.2/sql-playground.md
+++ b/v21.2/sql-playground.md
@@ -5,10 +5,10 @@ toc: false
 docs_area: develop
 ---
 
-This playground gives you an interactive SQL shell to a single-node CockroachDB cluster. The cluster is pre-loaded with a sample dataset, configured for CockroachDB's <a href="spatial-features.html" target="_blank">spatial</a> functionality, and set up with a DB Console user.
+This playground gives you an interactive SQL shell to a single-node CockroachDB cluster. The cluster is pre-loaded with a sample dataset, configured for CockroachDB's <a href="spatial-features.html" target="_blank" rel="noopener">spatial</a> functionality, and set up with a DB Console user.
 
 - To access the DB Console, click the **DB Console** tab and then login with the username `max` and the password `roach`.
-- For docs on our SQL dialect, see <a href="sql-statements.html" target="_blank">SQL Reference</a>.
+- For docs on our SQL dialect, see <a href="sql-statements.html" target="_blank" rel="noopener">SQL Reference</a>.
 - For a more guided experience, see [Learn CockroachDB SQL](../tutorials/learn-cockroachdb-sql-interactive.html).
 
 <div
diff --git a/v22.1/build-a-python-app-with-cockroachdb.md b/v22.1/build-a-python-app-with-cockroachdb.md
index 5b7f78c455f..131c30545c1 100644
--- a/v22.1/build-a-python-app-with-cockroachdb.md
+++ b/v22.1/build-a-python-app-with-cockroachdb.md
@@ -17,7 +17,7 @@ docs_area: get_started
 This tutorial shows you how build a simple Python application with CockroachDB and the psycopg2 driver. For the CockroachDB back-end, you'll use a temporary local cluster.
 
 <div class="clearfix">
-  <a class="btn btn-outline-primary" href="../tutorials/build-a-python-app-with-cockroachdb-interactive.html" target="_blank">Run this in your browser &rarr;</a>
+  <a class="btn btn-outline-primary" href="../tutorials/build-a-python-app-with-cockroachdb-interactive.html" target="_blank" rel="noopener">Run this in your browser &rarr;</a>
 </div>
 
 ## Step 1. Install the psycopg2 driver
diff --git a/v22.1/demo-json-support.md b/v22.1/demo-json-support.md
index 43d340133da..b1368709a74 100644
--- a/v22.1/demo-json-support.md
+++ b/v22.1/demo-json-support.md
@@ -9,7 +9,7 @@ docs_area: deploy
 This page walks you through a simple demonstration of how CockroachDB can store and query unstructured [`JSONB`](jsonb.html) data from a third-party API, as well as how a [GIN index](inverted-indexes.html) can optimize your queries.
 
 <div class="clearfix">
-  <a class="btn btn-outline-primary" href="../tutorials/demo-json-support-interactive.html" target="_blank">Run this in your browser &rarr;</a>
+  <a class="btn btn-outline-primary" href="../tutorials/demo-json-support-interactive.html" target="_blank" rel="noopener">Run this in your browser &rarr;</a>
 </div>
 
 ## Step 1. Install prerequisites
diff --git a/v22.1/learn-cockroachdb-sql.md b/v22.1/learn-cockroachdb-sql.md
index 12d6dfaac4d..2e8790eb008 100644
--- a/v22.1/learn-cockroachdb-sql.md
+++ b/v22.1/learn-cockroachdb-sql.md
@@ -10,7 +10,7 @@ This tutorial walks you through some of the most essential CockroachDB SQL state
 For a complete list of supported SQL statements and related details, see [SQL Statements](sql-statements.html).
 
 <div class="clearfix">
-  <a class="btn btn-outline-primary" href="../tutorials/learn-cockroachdb-sql-interactive.html" target="_blank">Run this in your browser &rarr;</a>
+  <a class="btn btn-outline-primary" href="../tutorials/learn-cockroachdb-sql-interactive.html" target="_blank" rel="noopener">Run this in your browser &rarr;</a>
 </div>
 
 ## Start CockroachDB
diff --git a/v22.1/spatial-tutorial.md b/v22.1/spatial-tutorial.md
index 6760d331a71..5c65a54bd06 100644
--- a/v22.1/spatial-tutorial.md
+++ b/v22.1/spatial-tutorial.md
@@ -16,7 +16,7 @@ In this tutorial, you will plan a vacation from New York City to the [Adirondack
 + Visualizing the output of your queries using free tools like <https://geojson.io>
 
 <div class="clearfix">
-  <a class="btn btn-outline-primary" href="../tutorials/spatial-tutorial-interactive.html" target="_blank">Run this in your browser &rarr;</a>
+  <a class="btn btn-outline-primary" href="../tutorials/spatial-tutorial-interactive.html" target="_blank" rel="noopener">Run this in your browser &rarr;</a>
 </div>
 
 ## Step 1. Review the scenario
diff --git a/v22.1/sql-playground.md b/v22.1/sql-playground.md
index 94873adb8a2..b3a698cfca7 100644
--- a/v22.1/sql-playground.md
+++ b/v22.1/sql-playground.md
@@ -5,10 +5,10 @@ toc: false
 docs_area: develop
 ---
 
-This playground gives you an interactive SQL shell to a single-node CockroachDB cluster. The cluster is pre-loaded with a sample dataset, configured for CockroachDB's <a href="spatial-features.html" target="_blank">spatial</a> functionality, and set up with a DB Console user.
+This playground gives you an interactive SQL shell to a single-node CockroachDB cluster. The cluster is pre-loaded with a sample dataset, configured for CockroachDB's <a href="spatial-features.html" target="_blank" rel="noopener">spatial</a> functionality, and set up with a DB Console user.
 
 - To access the DB Console, click the **DB Console** tab and then login with the username `max` and the password `roach`.
-- For docs on our SQL dialect, see <a href="sql-statements.html" target="_blank">SQL Reference</a>.
+- For docs on our SQL dialect, see <a href="sql-statements.html" target="_blank" rel="noopener">SQL Reference</a>.
 - For a more guided experience, see [Learn CockroachDB SQL](../tutorials/learn-cockroachdb-sql-interactive.html).
 
 <div