server {
    listen 443 ssl http2;
    listen [::]:443 ssl http2;
    root /var/www/MISP/app/webroot;
    index index.php;

    # Disable access logs
    access_log off;
    log_not_found off;
    error_log  /dev/stderr error;

    ssl_certificate /etc/ssl/certs/cert.pem;
    ssl_certificate_key /etc/ssl/certs/key.pem;
    ssl_session_timeout 1d;
    ssl_session_cache shared:MozSSL:10m;  # about 40000 sessions
    ssl_session_tickets off;
    
    # modern configuration
    ssl_protocols TLSv1.3;
    ssl_prefer_server_ciphers off;

    # enable HSTS
    add_header Strict-Transport-Security "max-age=15768000; includeSubdomains";
    add_header X-Frame-Options SAMEORIGIN;

    # Aded headers for hardening browser security
    add_header Referrer-Policy "no-referrer" always;                                                 
    add_header X-Content-Type-Options "nosniff" always;                                              
    add_header X-Download-Options "noopen" always;                                                   
    add_header X-Frame-Options "SAMEORIGIN" always;                                                  
    add_header X-Permitted-Cross-Domain-Policies "none" always;                                     
    add_header X-Robots-Tag "none" always;                                                           
    add_header X-XSS-Protection "1; mode=block" always;                                              
                                                                                                     
    # Remove X-Powered-By, which is an information leak
    fastcgi_hide_header X-Powered-By;

    location / {
        try_files $uri $uri/ /index.php;
    }

    location ~ \.php$ {
        include snippets/fastcgi-php.conf;
        fastcgi_pass unix:/var/run/php/php7.3-fpm.sock;
        fastcgi_read_timeout 300;
    }
}