Hardening domain
Services & systemd
Every running service is attack surface. This domain disables what you don't need and sandboxes what you do with systemd directives — ProtectSystem, PrivateTmp, capability bounding, and syscall filters.
- Sandboxing systemd Services to Cut Attack Surface
Enumerate, disable, score and sandbox systemd units with drop-ins to shrink the attack surface of every Linux service you run.