3 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
The access-control-allow-credentials response header of a URL: whether it is present, its value, and a one-line reading of what the value means (or the risk of its absence for security headers). One header, one answer, f...
The x-cache response header of a URL: whether it is present, its value, and a one-line reading of what the value means (or the risk of its absence for security headers). One header, one answer, for audits and monitoring...
The expect-ct response header of a URL: whether it is present, its value, and a one-line reading of what the value means (or the risk of its absence for security headers). One header, one answer, for audits and monitorin...