diff --git a/conf/nginx.conf b/conf/nginx.conf
index 2c8ef20..0ef73f7 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -1,16 +1,10 @@
 location / {
 
-  proxy_pass        http://127.0.0.1:__PORT__;
-  proxy_redirect    off;
-  proxy_set_header  Host $host;
-  proxy_set_header  X-Real-IP $remote_addr;
-  proxy_set_header  X-Forwarded-Proto $scheme;
-  proxy_set_header  X-Forwarded-For $proxy_add_x_forwarded_for;
-  proxy_set_header  X-Forwarded-Host $server_name;
-
-  proxy_http_version 1.1;
-  proxy_set_header Connection "upgrade";
-  proxy_set_header Upgrade $http_upgrade;
+  proxy_pass       http://127.0.0.1:__PORT__;
+  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-Proto $scheme;
 }
 
 location /api/ws {
diff --git a/conf/systemd.service b/conf/systemd.service
index 7374759..9f40fd9 100644
--- a/conf/systemd.service
+++ b/conf/systemd.service
@@ -6,11 +6,41 @@ After=syslog.target network.target
 Type=simple
 User=__APP__
 Group=__APP__
-WorkingDirectory=__FINALPATH__
+WorkingDirectory=__FINALPATH__/
 Environment="NODE_ENV=production"
 #Environment="__YNH_NODE_LOAD_PATH__"
 ExecStart=__YNH_NODE__ __FINALPATH__/server/bin/prod.js
 Restart=always
 
+# Sandboxing options to harden security
+# Depending on specificities of your service/app, you may need to tweak these 
+# .. but this should be a good baseline
+# Details for these options: https://www.freedesktop.org/software/systemd/man/systemd.exec.html
+NoNewPrivileges=yes
+PrivateTmp=yes
+PrivateDevices=yes
+RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6
+RestrictNamespaces=yes
+RestrictRealtime=yes
+DevicePolicy=closed
+ProtectSystem=full
+ProtectControlGroups=yes
+ProtectKernelModules=yes
+ProtectKernelTunables=yes
+LockPersonality=yes
+SystemCallFilter=~@clock @debug @module @mount @obsolete @reboot @setuid @swap
+
+# Denying access to capabilities that should not be relevant for webapps
+# Doc: https://man7.org/linux/man-pages/man7/capabilities.7.html
+CapabilityBoundingSet=~CAP_RAWIO CAP_MKNOD
+CapabilityBoundingSet=~CAP_AUDIT_CONTROL CAP_AUDIT_READ CAP_AUDIT_WRITE
+CapabilityBoundingSet=~CAP_SYS_BOOT CAP_SYS_TIME CAP_SYS_MODULE CAP_SYS_PACCT
+CapabilityBoundingSet=~CAP_LEASE CAP_LINUX_IMMUTABLE CAP_IPC_LOCK
+CapabilityBoundingSet=~CAP_BLOCK_SUSPEND CAP_WAKE_ALARM
+CapabilityBoundingSet=~CAP_SYS_TTY_CONFIG
+CapabilityBoundingSet=~CAP_MAC_ADMIN CAP_MAC_OVERRIDE
+CapabilityBoundingSet=~CAP_NET_ADMIN CAP_NET_BROADCAST CAP_NET_RAW
+CapabilityBoundingSet=~CAP_SYS_ADMIN CAP_SYS_PTRACE CAP_SYSLOG 
+
 [Install]
 WantedBy=multi-user.target