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Hardening Systemd Services
A simple guide on hardening systemd services.
Systemd offers a wealth of directives that can restrict a service's access to files, syscalls, or even the network. This gives me peace of mind, knowing that even if the software running in the service has a vulnerability, the rest of the system stays protected. Imagine a web server with a remote code execution flaw: if the service runs with full privilleges, an attacker could read sensitive files, modify system configurations, or even spread to other machines on the network.
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