HTTP/1.1 401 Unauthorized Cache-Control: must-revalidate, max-age=0, s-maxage=0 Pragma: no-cache Expires: 0 X-Frame-Options: SAMEORIGIN Content-Security-Policy: frame-ancestors 'self' X-XSS-Protection: 1; mode=block Date: Sun, 28 Dec 2025 13:54:29 GMT Content-Length: 0