<HTML>Referrer Policy

<meta name="referrer" content="no-referrer-when-downgrade" />

referrerpolicy/rel

noopener

noreferrer

noopener noreferrer

no-referrer no-referrer, noopener no-referrer, noreferrer no-referrer, noopener noreferrer
no-referrer-when-downgrade no-referrer-when-downgrade, noopener no-referrer-when-downgrade, noreferrer no-referrer-when-downgrade, noopener noreferrer
same-origin same-origin, noopener same-origin, noreferrer same-origin, noopener noreferrer
origin origin, noopener origin, noreferrer origin, noopener noreferrer
strict-origin strict-origin, noopener strict-origin, noreferrer strict-origin, noopener noreferrer
origin-when-crossorigin origin-when-crossorigin, noopener origin-when-crossorigin, noreferrer origin-when-crossorigin, noopener noreferrer
strict-origin-when-crossorigin strict-origin-when-crossorigin, noopener strict-origin-when-crossorigin, noreferrer strict-origin-when-crossorigin, noopener noreferrer
unsafe-URL unsafe-URL, noopener unsafe-URL, noreferrer unsafe-URL, noopener noreferrer