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Content-Security-Policy: frame-ancestors 'self'
Content-Security-Policy: frame-ancestors 'none'
frame-ancestors Demo<iframe>Content-Security-Policy: frame-ancestors 'self'Content-Security-Policy: frame-ancestors 'none'<object type="text/html">Content-Security-Policy: frame-ancestors 'self'Content-Security-Policy: frame-ancestors 'none'<object type="image/png">Content-Security-Policy: frame-ancestors 'self'Content-Security-Policy: frame-ancestors 'none'<embed type="text/html">Content-Security-Policy: frame-ancestors 'self'Content-Security-Policy: frame-ancestors 'none'<embed type="image/png">Content-Security-Policy: frame-ancestors 'self'Content-Security-Policy: frame-ancestors 'none'<img>Content-Security-Policy: frame-ancestors 'self'
Content-Security-Policy: frame-ancestors 'none'