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IFrame credentialless - Security on the web | MDN

IFrame credentialless provides a mechanism for developers to load third-party resources in s using a new, ephemeral context. It doesn't have access to its regular origin's network, cookies, and storage data. It uses a new context local to the top-level document lifetime. In return, the Cross-Origin-Embedder-Policy (COEP) embedding rules can be lifted, so documents with COEP set can embed third-party documents that do not.... The problem Various <strong>web</strong> API features can only be used...</h3></div> </div> <div class="site text-truncate"> <cite>developer.mozilla.org/en-US/docs/Web/Security/I...</cite> </div> <div class="more"> <a href="#result0">more..</a> </div> </li> <li id="result2"> <h2 class="title text-truncate"> <a class="link" href="https://github.com/mdn/content/blob/main/files/en-us/web/html/element/tfoot/index.md?plain=1" data-uri="https://github.com/mdn/content/blob/main/files/en-us/web/html/element/tfoot/index.md?plain=1" data-order="0">content/files/en-us/<strong>web</strong>/html/element/tfoot/inde...</a> </h2> <div class="body"> <div class="description"><h3>The content behind MDN <strong>Web</strong> Docs. Contribute to mdn/content development by creating an account on GitHub....The Table Foot element" slug: <strong>Web</strong>/HTML/Element/tfoot page-type:...**`<tfoot>`** [HTML](/en-US/docs/<strong>Web</strong>/HTML) element encapsulates a...</h3></div> </div> <div class="site text-truncate"> <cite>github.com/mdn/content/blob/main/files/en-us/we...</cite> </div> <div class="more"> <a href="#result0">more..</a> </div> </li> <li id="result3"> <h2 class="title text-truncate"> <a class="link" href="https://github.com/mdn/content/blob/main/files/en-us/web/html/global_attributes/itemscope/index.md?plain=1" data-uri="https://github.com/mdn/content/blob/main/files/en-us/web/html/global_attributes/itemscope/index.md?plain=1" data-order="0">content/files/en-us/<strong>web</strong>/html/global_attributes/...</a> </h2> <div class="body"> <div class="description"><h3>The content behind MDN <strong>Web</strong> Docs. Contribute to mdn/content development by creating an account on GitHub....279 --- title: itemscope slug: <strong>Web</strong>/HTML/Global_attributes/itemscope...[global attribute](/en-US/docs/<strong>Web</strong>/HTML/Global_attributes) that...</h3></div> </div> <div class="site text-truncate"> <cite>github.com/mdn/content/blob/main/files/en-us/we...</cite> </div> <div class="more"> <a href="#result0">more..</a> </div> </li> <li id="result4"> <h2 class="title text-truncate"> <a class="link" href="https://github.com/mdn/content/blob/main/files/en-us/web/html/element/p/index.md?plain=1" data-uri="https://github.com/mdn/content/blob/main/files/en-us/web/html/element/p/index.md?plain=1" data-order="0">content/files/en-us/<strong>web</strong>/html/element/p/index.md...</a> </h2> <div class="body"> <div class="description"><h3>The content behind MDN <strong>Web</strong> Docs. Contribute to mdn/content development by creating an account on GitHub....The Paragraph element" slug: <strong>Web</strong>/HTML/Element/p page-type: html-element...**`<p>`** [HTML](/en-US/docs/<strong>Web</strong>/HTML) element represents a paragraph...</h3></div> </div> <div class="site text-truncate"> <cite>github.com/mdn/content/blob/main/files/en-us/we...</cite> </div> <div class="more"> <a href="#result0">more..</a> </div> </li> <li id="result5"> <h2 class="title text-truncate"> <a class="link" href="https://developer.mozilla.org/de/docs/MDN/Community/Issues" data-uri="https://developer.mozilla.org/de/docs/MDN/Community/Issues" data-order="0">Richtlinien zum Öffnen und Bearbeiten von Issue...</a> </h2> <div class="body"> <div class="description"><h3>Als Beitragende können Sie Probleme melden und an diesen arbeiten....haben, können Sie sie in den MDN <strong>Web</strong> Docs-Chatrooms stellen, anstatt...einen Fehler im Inhalt der MDN <strong>Web</strong> Docs oder im Aussehen und Design...</h3></div> </div> <div class="site text-truncate"> <cite>developer.mozilla.org/de/docs/MDN/Community/Issues</cite> </div> <div class="more"> <a href="#result0">more..</a> </div> </li> <li id="result6"> <h2 class="title text-truncate"> <a class="link" href="https://github.com/mdn/content/blob/main/files/en-us/web/html/attributes/placeholder/index.md?plain=1" data-uri="https://github.com/mdn/content/blob/main/files/en-us/web/html/attributes/placeholder/index.md?plain=1" data-order="0">content/files/en-us/<strong>web</strong>/html/attributes/placeho...</a> </h2> <div class="body"> <div class="description"><h3>The content behind MDN <strong>Web</strong> Docs. Contribute to mdn/content development by creating an account on GitHub....short-title: placeholder slug: <strong>Web</strong>/HTML/Attributes/placeholder page-type:...```html <form action="/en-US/docs/<strong>Web</strong>/HTML/Attributes/placeholder">...</h3></div> </div> <div class="site text-truncate"> <cite>github.com/mdn/content/blob/main/files/en-us/we...</cite> </div> <div class="more"> <a href="#result0">more..</a> </div> </li> <li id="result7"> <h2 class="title text-truncate"> <a class="link" href="https://developer.mozilla.org/en-US/docs/Web/API/User-Agent_Client_Hints_API" data-uri="https://developer.mozilla.org/en-US/docs/Web/API/User-Agent_Client_Hints_API" data-order="0">User-Agent Client Hints API - <strong>Web</strong> APIs | MDN</a> </h2> <div class="body"> <div class="description"><h3>The User-Agent Client Hints API extends Client Hints to provide a way of exposing browser and platform information via User-Agent response and request headers, and a JavaScript API....that their browser lacked some <strong>web</strong> platform feature. Working around...</h3></div> </div> <div class="site text-truncate"> <cite>developer.mozilla.org/en-US/docs/Web/API/User-A...</cite> </div> <div class="more"> <a href="#result0">more..</a> </div> </li> <li id="result8"> <h2 class="title text-truncate"> <a class="link" href="https://developer.mozilla.org/en-US/docs/Glossary/RTL" data-uri="https://developer.mozilla.org/en-US/docs/Glossary/RTL" data-order="0">RTL (Right to Left) - MDN <strong>Web</strong> Docs Glossary: De...</a> </h2> <div class="body"> <div class="description"><h3>RTL (Right To Left) is a locale property indicating that text is written from right to left....RTL (Right To Left) is a locale property indicating that text is written from right to left.</h3></div> </div> <div class="site text-truncate"> <cite>developer.mozilla.org/en-US/docs/Glossary/RTL</cite> </div> <div class="more"> <a href="#result0">more..</a> </div> </li> <li id="result9"> <h2 class="title text-truncate"> <a class="link" href="https://developer.mozilla.org/en-US/docs/Glossary/CORS-safelisted_request_header" data-uri="https://developer.mozilla.org/en-US/docs/Glossary/CORS-safelisted_request_header" data-order="0">CORS-safelisted request header - MDN <strong>Web</strong> Docs G...</a> </h2> <div class="body"> <div class="description"><h3>A CORS-safelisted request header (also known as "simple header") is one of the following HTTP headers:...A CORS-safelisted request header (also known as "simple header") is one of the following HTTP headers:</h3></div> </div> <div class="site text-truncate"> <cite>developer.mozilla.org/en-US/docs/Glossary/CORS-...</cite> </div> <div class="more"> <a href="#result0">more..</a> </div> </li> <li id="result10"> <h2 class="title text-truncate"> <a class="link" href="https://github.com/mdn/content/blob/main/files/en-us/web/html/element/track/index.md?plain=1" data-uri="https://github.com/mdn/content/blob/main/files/en-us/web/html/element/track/index.md?plain=1" data-order="0">content/files/en-us/<strong>web</strong>/html/element/track/inde...</a> </h2> <div class="body"> <div class="description"><h3>The content behind MDN <strong>Web</strong> Docs. Contribute to mdn/content development by creating an account on GitHub....Embed Text Track element" slug: <strong>Web</strong>/HTML/Element/track page-type:...**`<track>`** [HTML](/en-US/docs/<strong>Web</strong>/HTML) element is used as a child...</h3></div> </div> <div class="site text-truncate"> <cite>github.com/mdn/content/blob/main/files/en-us/we...</cite> </div> <div class="more"> <a href="#result0">more..</a> </div> </li> </ol> </div> </div>  <div class="row"> <nav id="subfooter"> <ul class="pagination"> <li class="page-item" aria-label="Previous"> <a class="page-link" href="/q/Web-77.html"> <span aria-hidden="true">«</span> <span class="sr-only">Prev</span> </a> </li> <li class="page-item"> <a href="/q/Web-73.html" class="page-link">73</a> </li> <li class="page-item"> <a href="/q/Web-74.html" class="page-link">74</a> </li> <li class="page-item"> <a href="/q/Web-75.html" class="page-link">75</a> </li> <li class="page-item"> <a href="/q/Web-76.html" class="page-link">76</a> </li> <li class="page-item"> <a href="/q/Web-77.html" class="page-link">77</a> </li> <li class="page-item active"> <a href="/q/Web-78.html" class="page-link">78</a> </li> <li class="page-item"> <a href="/q/Web-79.html" class="page-link">79</a> </li> <li class="page-item"> <a href="/q/Web-80.html" class="page-link">80</a> </li> <li class="page-item"> <a href="/q/Web-81.html" class="page-link">81</a> </li> <li class="page-item"> <a href="/q/Web-82.html" class="page-link">82</a> </li> <li class="page-item"> <a href="/q/Web-83.html" class="page-link">83</a> </li> <li class="page-item"><a href="/q/Web-79.html" class="page-link"><span class="sr-only">Next</span> <span aria-hidden="true">»</span></a></li> </ul> </nav> </div>  </div></div> <div id="back-top"><a href="#top" class="backtop" style="cursor: pointer; display: inline;"> </a></div> <div id=DynabicMenuFooter></div>  <script src="/static/vendors/jquery/v2.2.3/jquery.min.js"></script>  <script>(function(i,s,o,g,r,a,m){i['ContainerizeMenuObject']=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.append(a)})(window,document,'script','https://menu.containerize.com/scripts/engine.min.js?v=1.0.1','groupdocs-en');</script>  <script src="/static/vendors/bootstrap/v4.3.1/js/bootstrap.bundle.min.js"></script> <script type="text/javascript" src="/static/js/groupdocs/suggestor.js"></script> <script type="text/javascript" src="/static/js/groupdocs/index.js"></script> <script> $(function() { var isEnterClicked = false; $('.sideopen, #searchOptionsButton, #searchOptionsCloseButton').click(function(){ $('.sideopen').toggleClass('movebtn'); if(isEnterClicked === true){ $("#searchOptions").removeClass("active") } }); $('.searchinput').on('keypress', function(e) { var keycode = e.charCode || e.keyCode; if (keycode === 13) { // Trigger the button element with a click document.getElementById("searchButton").click(); // $("#searchOptions").removeClass('active'); isEnterClicked = true; } }); }); </script> </body> </html>

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IFrame credentialless - Security on the web | MDN