diff --git a/README.md b/README.md
index c05489e..b0613a2 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ It shall NOT be edited by hand.
 BorgWarhouse is a fast and modern WebUI for a BorgBackup's central repository server. 
 
 
-**Shipped version:** 2.3.0~ynh2
+**Shipped version:** 2.3.0~ynh3
 
 ## Screenshots
 
diff --git a/README_es.md b/README_es.md
index 97eb0b5..3873a10 100644
--- a/README_es.md
+++ b/README_es.md
@@ -19,7 +19,7 @@ No se debe editar a mano.
 BorgWarhouse is a fast and modern WebUI for a BorgBackup's central repository server. 
 
 
-**Versión actual:** 2.3.0~ynh2
+**Versión actual:** 2.3.0~ynh3
 
 ## Capturas
 
diff --git a/README_eu.md b/README_eu.md
index af52fe2..83d896a 100644
--- a/README_eu.md
+++ b/README_eu.md
@@ -19,7 +19,7 @@ EZ editatu eskuz.
 BorgWarhouse is a fast and modern WebUI for a BorgBackup's central repository server. 
 
 
-**Paketatutako bertsioa:** 2.3.0~ynh2
+**Paketatutako bertsioa:** 2.3.0~ynh3
 
 ## Pantaila-argazkiak
 
diff --git a/README_fr.md b/README_fr.md
index 579b1c7..be63738 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -18,7 +18,7 @@ Il NE doit PAS être modifié à la main.
 
 BorgWarhouse est une interface Web rapide et moderne pour BorgBackup.
 
-**Version incluse :** 2.3.0~ynh2
+**Version incluse :** 2.3.0~ynh3
 
 ## Captures d’écran
 
diff --git a/README_gl.md b/README_gl.md
index 306d7b2..3d55a1a 100644
--- a/README_gl.md
+++ b/README_gl.md
@@ -19,7 +19,7 @@ NON debe editarse manualmente.
 BorgWarhouse is a fast and modern WebUI for a BorgBackup's central repository server. 
 
 
-**Versión proporcionada:** 2.3.0~ynh2
+**Versión proporcionada:** 2.3.0~ynh3
 
 ## Capturas de pantalla
 
diff --git a/README_zh_Hans.md b/README_zh_Hans.md
index 964b3fa..142fbbe 100644
--- a/README_zh_Hans.md
+++ b/README_zh_Hans.md
@@ -19,7 +19,7 @@
 BorgWarhouse is a fast and modern WebUI for a BorgBackup's central repository server. 
 
 
-**分发版本：** 2.3.0~ynh2
+**分发版本：** 2.3.0~ynh3
 
 ## 截图
 
diff --git a/conf/systemd.service b/conf/systemd.service
index cf70664..e497297 100644
--- a/conf/systemd.service
+++ b/conf/systemd.service
@@ -13,5 +13,39 @@ Environment=PORT=__PORT__
 ExecStart=__YNH_NPM__ run start
 Restart=on-failure
 
+### Depending on specificities of your service/app, you may need to tweak these
+### .. but this should be a good baseline
+# Sandboxing options to harden security
+# 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 AF_NETLINK
+RestrictNamespaces=yes
+RestrictRealtime=yes
+DevicePolicy=closed
+ProtectClock=yes
+ProtectHostname=yes
+ProtectProc=invisible
+ProtectSystem=full
+ProtectControlGroups=yes
+ProtectKernelModules=yes
+ProtectKernelTunables=yes
+LockPersonality=yes
+SystemCallArchitectures=native
+SystemCallFilter=~@clock @debug @module @mount @obsolete @reboot @setuid @swap @cpu-emulation @privileged
+
+# 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
diff --git a/manifest.toml b/manifest.toml
index 5ad536c..72a0699 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -7,7 +7,7 @@ name = "BorgWarehouse"
 description.en = "WebUI for a BorgBackup's central repository server"
 description.fr = "WebUI pour BorgBackup"
 
-version = "2.3.0~ynh2"
+version = "2.3.0~ynh3"
 
 maintainers = []