Test Browser Referrer Headers

<a
    href="/api/referrer?test=noreferrer_iframe"
    rel="noreferrer"
    target="noreferrer_iframe">
    Test a link with noreferrer
</a>

<a
    href="/api/referrer?test=referrer_iframe"
    target="referrer_iframe">
    Test a regular link
</a>

• Token added to prevent cross-site request forgery (CSRF)

<form
    action="/api/referrer?test=referrer_post_form"
    target="referrer_post_form"
    method="post">
    <input
        id="token"
        name="token"
        type="hidden"
        value="" />
    <input
        type="submit"
        value="Click to test a POST" />
</form>

• Hidden input added to pass the test type

<form
    action="/api/referrer"
    target="referrer_get_form">
    <input
        name="test"
        type="hidden"
        value="referrer_get_form" />
    <input
        type="submit"
        value="Click to test a GET" />
</form>