diff --git a/source/404.html b/source/404.html
index d9c9f946a9b..155757ad6f5 100644
--- a/source/404.html
+++ b/source/404.html
@@ -11,7 +11,7 @@ body_id: not_found
     <div id="search404"></div>
 </div>
 
-<script type="text/javascript" src="https://cdn.jsdelivr.net/npm/@docsearch/js@3/dist/umd/index.min.js"></script>
+<script src="https://cdn.jsdelivr.net/npm/@docsearch/js@3/dist/umd/index.min.js" integrity="sha384-f/IEhh8fvOc2ALU79emLlUqAYXyqlA/zYhM+g5GlWMk15QBjTXy05TtmfT1TbtV6" crossorigin="anonymous"></script>
 <script type="text/javascript">
 docsearch({
   container: '#search404',
diff --git a/source/_includes/javascripts/scripts.html b/source/_includes/javascripts/scripts.html
index 2148698b59d..ec3675e57ec 100644
--- a/source/_includes/javascripts/scripts.html
+++ b/source/_includes/javascripts/scripts.html
@@ -1,9 +1,9 @@
-<script type="module" src="https://cdn.jsdelivr.net/npm/@justinribeiro/lite-youtube@1.3.1/lite-youtube.js"></script>
+<script type="module" src="https://cdn.jsdelivr.net/npm/@justinribeiro/lite-youtube@1.3.1/lite-youtube.js" integrity="sha384-7o3d1sg8jSS1LMKzzIEucWtWFI1X4lFCC5gu2ylAgH3KmHcJgjTqp6LWfIvbbmf9" crossorigin="anonymous"></script>
 
 <script src="{{ '/javascripts/terminology_tooltip.js' | cache_buster }}" type="text/javascript" defer></script>
 
 <script src="{{ '/javascripts/prism.js' | cache_buster }}" type="text/javascript" defer></script>
-<script type="text/javascript" src="https://cdn.jsdelivr.net/npm/@docsearch/js@3/dist/umd/index.min.js"></script>
+<script src="https://cdn.jsdelivr.net/npm/@docsearch/js@3/dist/umd/index.min.js" integrity="sha384-f/IEhh8fvOc2ALU79emLlUqAYXyqlA/zYhM+g5GlWMk15QBjTXy05TtmfT1TbtV6" crossorigin="anonymous"></script>
 <script type="text/javascript">
   docsearch({
     container: '#docsearch',
diff --git a/source/_includes/site/head.html b/source/_includes/site/head.html
index 9294875a657..963c201a316 100644
--- a/source/_includes/site/head.html
+++ b/source/_includes/site/head.html
@@ -39,5 +39,5 @@
     <link rel="preconnect" href="https://fonts.googleapis.com">
     <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin="">
     <link href="https://fonts.googleapis.com/css2?family=Figtree:ital,wght@0,300..900;1,300..900&amp;family=Instrument+Sans:ital,wdth,wght@0,99,400..700;1,99,400..700&amp;" rel="stylesheet">
-    <script src="https://code.iconify.design/iconify-icon/2.1.0/iconify-icon.min.js"></script>
+    <script src="https://code.iconify.design/iconify-icon/2.1.0/iconify-icon.min.js" integrity="sha384-GPb5RlngihS9H0z1D137JsvzmeZ7tCpWEF4t5YDoTZyMsPP8S7h7vFDh4XhheU83" crossorigin="anonymous"></script>
   </head>
diff --git a/source/_integrations/smtp.markdown b/source/_integrations/smtp.markdown
index 997bf42f488..bb162ceae7f 100644
--- a/source/_integrations/smtp.markdown
+++ b/source/_integrations/smtp.markdown
@@ -192,8 +192,8 @@ burglar:
                       <br>
                     </div>
                   </body>
-                  <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script>
-                  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-alpha.5/js/bootstrap.min.js"></script>
+                  <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js" integrity="sha384-6ePHh72Rl3hKio4HiJ841psfsRJveeS+aLoaEf3BWfS+gTF0XdAqku2ka8VddikM" crossorigin="anonymous"></script>
+                  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-alpha.5/js/bootstrap.min.js" integrity="sha384-BLiI7JTZm+JWlgKa0M0kGRpJbF2J8q+qreVrKBC47e3K6BW78kGLrCkeRX6I9RoK" crossorigin="anonymous"></script>
               </html>
 ```
 
diff --git a/source/community/index.html b/source/community/index.html
index 6dfb1f7edaa..3ad028c21c6 100644
--- a/source/community/index.html
+++ b/source/community/index.html
@@ -5,7 +5,7 @@ description: "Connect and share ideas with makers, tinkerers, and smart home ent
 og_image: /images/community/og.jpeg
 frontpage: false
 ---
-<script src="https://cdn.jsdelivr.net/gh/inorganik/countUp.js@2.9.0/dist/countUp.umd.js" type="module"></script>
+<script type="module" src="https://cdn.jsdelivr.net/gh/inorganik/countUp.js@2.9.0/dist/countUp.umd.js" integrity="sha384-cZn+k4IHBZGsuT+b6toxynBSqLie8V/r2I1Zd6sKhpMw730McyK/W8zU4zOYEmb2" crossorigin="anonymous"></script>
 <link rel="stylesheet" href="/stylesheets/homeassistant/pages/community/index.css" />
 <script type="module">
   import {DSAP} from "/javascripts/dsap.es.js";
diff --git a/source/developers/cla_sign.html b/source/developers/cla_sign.html
index c8bb689edcb..779a535b188 100644
--- a/source/developers/cla_sign.html
+++ b/source/developers/cla_sign.html
@@ -92,7 +92,7 @@ description: "The Home Assistant contributor license agreement (CLA) signature p
   src="https://code.jquery.com/jquery-3.5.1.min.js"
   integrity="sha256-9/aliU8dGd2tb6OSsuzixeV4y/faTqgFtohetphbbj0="
   crossorigin="anonymous"></script>
-<script src="https://unpkg.com/github-api/dist/GitHub.bundle.min.js"></script>
+<script src="https://unpkg.com/github-api/dist/GitHub.bundle.min.js" integrity="sha384-+xz3fq/3eelwDKBA3CJY8l/0eHt1EVCfRcW40WvBl3c1Cg8c1PUaCzlKtHo5UW8g" crossorigin="anonymous"></script>
 <script src="https://cdnjs.cloudflare.com/ajax/libs/spin.js/2.3.2/spin.min.js" integrity="sha256-PieqE0QdEDMppwXrTzSZQr6tWFX3W5KkyRVyF1zN3eg=" crossorigin="anonymous"></script>
 <script type="text/javascript">
   // Countries
diff --git a/source/voice_control/index.markdown b/source/voice_control/index.markdown
index 92fd1d894f3..da724baf14c 100644
--- a/source/voice_control/index.markdown
+++ b/source/voice_control/index.markdown
@@ -58,8 +58,8 @@ Another things you can do to further push your setup:
 
 Assist aims to support more languages than other voice assistants, but this is still a work in progress, and we need your help.
 
-<link rel="stylesheet" href="https://cdn.jsdelivr.net/gh/bluzky/nice-select2@2.1.0/dist/css/nice-select2.css">
-<script src="https://cdn.jsdelivr.net/gh/bluzky/nice-select2@2.1.0/dist/js/nice-select2.js"></script>
+<link rel="stylesheet" href="https://cdn.jsdelivr.net/gh/bluzky/nice-select2@2.1.0/dist/css/nice-select2.css" integrity="sha384-LPh4ytLNuALl70+0CMnq0sP1tXQpGPWbSCH8/zknn1okTVRKHvyDGUg80R568fXO" crossorigin="anonymous">
+<script src="https://cdn.jsdelivr.net/gh/bluzky/nice-select2@2.1.0/dist/js/nice-select2.js" integrity="sha384-efeEfE1PkalgBRHHJ3qv56R1qnZhbbpil0g7lyf+5MOqiWYw579wZUNTTwjH5jjn" crossorigin="anonymous"></script>
 
 <div class="language-card">
 	<div class="form-title h3">Check supported languages here</div>
diff --git a/source/voice_control/s3_box_voice_assistant.markdown b/source/voice_control/s3_box_voice_assistant.markdown
index 7f2078d46a2..dd857924f08 100644
--- a/source/voice_control/s3_box_voice_assistant.markdown
+++ b/source/voice_control/s3_box_voice_assistant.markdown
@@ -49,7 +49,7 @@ Before you can use this device with Home Assistant, you need to install a bit of
        - Select the **Connect** button below to display a list of available USB devices. Do not connect the ESP32-S3-BOX-3 yet. We want to see the list of available USB devices first, so that it is easier to recognize the ESP device afterward.
        - If your browser does not support web serial, you will see a warning message indicating this instead of a button.
 
-           <script type="module" src="https://unpkg.com/esp-web-tools@10/dist/web/install-button.js?module"></script>
+           <script type="module" src="https://unpkg.com/esp-web-tools@10/dist/web/install-button.js?module" integrity="sha384-GTdfFVaTqjGAB6rkiyDt7OE2P/4tWRRDDzhqSVp5vM5JUTFTvziwyu9AM+ImqOyw" crossorigin="anonymous"></script>
            <esp-web-install-button manifest="https://firmware.esphome.io/wake-word-voice-assistant/esp32-s3-box-3/manifest.json"></esp-web-install-button>
 
        - **For advanced users**: The configuration files are available on GitHub:
@@ -94,7 +94,7 @@ Before you can use this device with Home Assistant, you need to install a bit of
 
        - If your browser does not support web serial, you will see a warning message indicating this instead of a button.
 
-           <script type="module" src="https://unpkg.com/esp-web-tools@10/dist/web/install-button.js?module"></script>
+           <script type="module" src="https://unpkg.com/esp-web-tools@10/dist/web/install-button.js?module" integrity="sha384-GTdfFVaTqjGAB6rkiyDt7OE2P/4tWRRDDzhqSVp5vM5JUTFTvziwyu9AM+ImqOyw" crossorigin="anonymous"></script>
            <esp-web-install-button manifest="https://firmware.esphome.io/wake-word-voice-assistant/esp32-s3-box/manifest.json"></esp-web-install-button>
 
        - **For advanced users**: The configuration files are available on GitHub:
@@ -131,7 +131,7 @@ Before you can use this device with Home Assistant, you need to install a bit of
 
        - If your browser does not support web serial, you will see a warning message indicating this instead of a button.
 
-           <script type="module" src="https://unpkg.com/esp-web-tools@10/dist/web/install-button.js?module"></script>
+           <script type="module" src="https://unpkg.com/esp-web-tools@10/dist/web/install-button.js?module" integrity="sha384-GTdfFVaTqjGAB6rkiyDt7OE2P/4tWRRDDzhqSVp5vM5JUTFTvziwyu9AM+ImqOyw" crossorigin="anonymous"></script>
            <esp-web-install-button manifest="https://firmware.esphome.io/wake-word-voice-assistant/esp32-s3-box-lite/manifest.json"></esp-web-install-button>
 
        - **For advanced users**: The configuration files are available on GitHub:
diff --git a/source/voice_control/thirteen-usd-voice-remote.markdown b/source/voice_control/thirteen-usd-voice-remote.markdown
index 079419eeed9..4e5221ad87b 100644
--- a/source/voice_control/thirteen-usd-voice-remote.markdown
+++ b/source/voice_control/thirteen-usd-voice-remote.markdown
@@ -43,7 +43,7 @@ Before you can use this device with Home Assistant, you need to install a bit of
 1. Make sure this page is opened in a Chromium-based browser on a desktop. It does not work on a tablet or phone.
    - Select the **Connect** button below. If your browser does not support web serial, you will see a warning instead of a button.
 
-      <script type="module" src="https://unpkg.com/esp-web-tools@10/dist/web/install-button.js?module"></script>
+      <script type="module" src="https://unpkg.com/esp-web-tools@10/dist/web/install-button.js?module" integrity="sha384-GTdfFVaTqjGAB6rkiyDt7OE2P/4tWRRDDzhqSVp5vM5JUTFTvziwyu9AM+ImqOyw" crossorigin="anonymous"></script>
       <esp-web-install-button manifest="https://firmware.esphome.io/wake-word-voice-assistant/m5stack-atom-echo/manifest.json"></esp-web-install-button>
    - **For advanced users**: The configuration file is available on [GitHub](https://github.com/esphome/wake-word-voice-assistants/blob/main/m5stack-atom-echo/m5stack-atom-echo.yaml).
 
@@ -109,7 +109,7 @@ If you no longer use the device or want to pass it on to someone else, you can r
 1. Make sure this page is opened in a Chromium-based browser on a desktop. It does not work on a tablet or phone.
    - Select the **Connect** button below. If your browser does not support web serial, you will see a warning instead of a button.
 
-      <script type="module" src="https://unpkg.com/esp-web-tools@10/dist/web/install-button.js?module"></script>
+      <script type="module" src="https://unpkg.com/esp-web-tools@10/dist/web/install-button.js?module" integrity="sha384-GTdfFVaTqjGAB6rkiyDt7OE2P/4tWRRDDzhqSVp5vM5JUTFTvziwyu9AM+ImqOyw" crossorigin="anonymous"></script>
       <esp-web-install-button manifest="https://firmware.esphome.io/wake-word-voice-assistant/m5stack-atom-echo/manifest.json"></esp-web-install-button>
 
 2. To connect the ATOM Echo to your computer, follow these steps: