How to increase the security of systemd services

Posted by linuxer on Jan 5, 2024 4:59 PM EDT
linuxconfig.org; By Egidio Docile
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Nowadays all major Linux distributions adopted Systemd as their init system/service manager. Creating a systemd service is just a matter of writing a “.service” unit in the appropriate directory, and manage it using the systemctl utility. When starting a service, or launching a process in general, we want to make sure it runs with the lowest possible set of privileges it needs to accomplish the task. Systemd provides a series of options we can be use to fine-tune the behavior of a service, granting or denying privileges in a granular way, and ensuring a certain level of isolation from the rest of the system.

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