http {

（1）HTTP Strict-Transport-Security缺失
add_header Strict-Transport-Security "max-age=63072000; includeSubdomains; preload";
（2）web漏洞-缺少X-Frame-Options标头
add_header X-Frame-Options SAMEORIGIN;
（3）HTTP Content-Security-Policy 响应头缺失
add_header Content-Security-Policy "default-src 'self'; style-src * 'unsafe-inline'; img-src * data:; object-src 'self'; script-src * 'unsafe-eval' 'unsafe-inline'; font-src * data:; worker-src * blob:;";
（4）HTTP Referrer-Policy 响应头缺失
add_header Referrer-Policy "origin-when-crossorigin";
add_header 'Referrer-Policy' 'origin';
add_header 'Referrer-Policy' 'unsafe-url';
（5）HTTP X-Permitted-Cross-Domain-Policies 响应头缺失
add_header X-Permitted-Cross-Domain-Policies value;
（6）HTTP X-XSS-Protection 响应头缺失
add_header X-XSS-Protection 1;
（7）HTTP X-Download-Options 响应头缺失
add_header X-Download-Options "noopen" always;
（8）HTTP X-Content-Type-Options 响应头缺失
add_header X-Content-Type-Options nosniff;

}