In September, critical vulnerabilities were discovered in RouterOS that allow remote administrative access to the system. This cheat sheet covers the practical step-by-step process of updating RouterOS.

In a previous post, we installed the Debian GNU/Linux operating system. Keeping systems secure and stable requires regular updates. Below is a quick cheatsheet with commands for Debian- and RHEL-based distributions.

The Linux kernel automatically frees up memory by dropping stale data and caches to maintain optimal performance. Manual cache clearing is rarely necessary, but when needed, it can be done with a few simple commands.

Describing an operating system installation process might seem trivial since the internet is flooded with similar guides. However, proper disk partitioning and initial settings save hours of troubleshooting later.

The end of classic CentOS forced engineers to scramble for alternatives like Rocky or AlmaLinux. However, running genuine Red Hat Enterprise Linux at zero cost was always on the table. The Red Hat Developer Subscription for Individuals gives you exactly that, fully legal and straight from Red Hat.