PrivateTmp=yes
ProtectControlGroups=yes
ProtectHome=yes
+ProtectHostname=yes
ProtectKernelModules=yes
ProtectKernelTunables=yes
ProtectSystem=strict
RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6
RestrictNamespaces=yes
RestrictRealtime=yes
+RestrictSUIDSGID=yes
RuntimeDirectory=systemd/timesync
StateDirectory=systemd/timesync
SystemCallArchitectures=native