king users across websites. Browsers can stop cookies from being used for cross-site tracking by either blocking or partitioning them.</span></div></td><td><div class='dataPoint tooltipParent bad'
> &nbsp;
<span class="tooltipText">write: (secret) =&gt; {
      document.cookie = `secret=${secret}_js; SameSite=None; Secure`;
    }

read: () =&gt; document.cookie ? document.cookie.match(/secret=([\w-]+)/)[1] : null

result, same first party: c13586d0-895d-4d95-a5b1-836ae9757ca3_js

result, different first par