accept-ch.html (414B)
1 <html> 2 <body> 3 4 <!-- An empty webpage whose response headers include Accept-CH 5 header. Fetching this webpage should cause 6 user-agent to persist origin preferences for the client hints 7 specified in the Accept-CH header until a Clear-Site-Data header 8 is sent or user action is take to clear the session or data about 9 the origin.--> 10 <script> 11 window.top.opener.postMessage('Loaded', '*'); 12 </script> 13 14 15 </body> 16 </html>