SameSite Cookies Tester

Manual SameSite Cookie Test

SameSite Cookie Status: <iframe>

Run another test from the External Site.

Since the page request within the <iframe> is a cross-site request, your browser will have checked the SameSite cookie attribute and only sent cookies that are allowed for requests within an <iframe>. All other cookies will have been blocked.

Available Tests

An experiment by Stephen Rees-Carter for "CSRF is dead (or is it?)" and "SameSite Cookies Deep Dive".
Source Code on GitHub, PRs welcome.