server{ server_name keycloak.domain.com; listen 443 ssl http2; ssl_certificate /path/ssl/certificate.cert; ssl_certificate_key /path/ssl/certificate.key; access_log /var/log/nginx/keycloak.domain.com; client_max_body_size 100m; add_header 'Content-Security-Policy' 'upgrade-insecure-requests'; location / { proxy_pass http://127.0.0.1:8080; proxy_buffer_size 128k; proxy_buffers 4 256k; proxy_busy_buffers_size 256k; proxy_redirect off; proxy_set_header Host $host; proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_set_header X-Forwarded-Port $server_port; proxy_set_header X-Forwarded-Proto $scheme; } } server { server_name keycloak.domain.com; listen 80; listen [::]:80; if ($host = keycloak.domain.com) { return 301 https://$host$request_uri; } return 404; }