test202 Iframe with Relaxed Sandbox </body> </html> <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Same-Origin Page with Sandboxing</title> <script> // Block all links from navigating away from the page document.addEventListener("DOMContentLoaded", function () { // Get all anchor tags on the page const links = document.querySelectorAll("a"); // Attach a click event to each link links.forEach(link => { link.addEventListener("click", function (event) { event.preventDefault(); // Prevent default navigation behavior alert("External links are not allowed."); }); }); }); </script> </head> <body> <h1>Sandbox Example</h1> <p>This page has an iframe and blocks all external links.</p> <iframe src="your-content.html" sandbox="allow-scripts allow-same-origin"> External Link Internal Link
