systemd

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Systemd Service Hardening

With the latest releases systemd has implemented some interesting features relating to security, especially sandboxing. In this article we are going to show step-by-step how to strengthen services using specific directives, and how to check them with the provided systemd suite.
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Infinite BusyBox with systemd

Lightweight virtual containers with PID 1. In this article, I demonstrate a method to build one Linux system within another using the latest utilities within the systemd suite of management tools. The guest OS container design focuses upon BusyBox and Dropbear for the userspace system utilities, but I also work through methods for running more general application software so the containers are actually useful.