Site=None; Secure`;
    }

read: () => document.cookie ? document.cookie.match(/secret=(\S+)/)[1] : null

result, same first party: d2abde09-06d3-4ba7-a54b-91c3416b35ca

result, different first party: null

unsupported: false

passed: true

test failed: false</span>
</div></td></tr><tr><td><div class="tooltipParent">CSS cache<span class="tooltipText">CSS stylesheets are cached, and if that cache is shared between websites, it can be used to track users across sites.</span></div></td><td><div class='dataPoin