systemd service sandboxing and security hardening 101The systemd-analyze security command gives your systemd service units an automated security rating. This is a good starting point for security hardening.
A comparison of features, security, performance, and limitations of Firefox browser running in isolated sandboxes provided by Flatpak vs. Snap.
Tutorial for quieting Multicast DNS using various firewall front-ends for Linux’s iptables firewall such as FirewallD and Ubuntu’s UFW.
Ask Fedora removed tens of thousands of questions-and-answers, but you can now access all of them through the Internet Archive.
Here’s three ways to either change the logging level of a systemd service, or stop it from logging all together. Also useful for desktop apps flooding the log.
systemd-resolvedsystemd-resolved improves DNS performance with query-caching. Learn how to configure it to increase system privacy and security with DNS over TLS and DNSSEC.
Secure app-sandboxing makes Steam distributed via Flatpak for Linux a more secure gaming environment than MacOS and Windows 10.
Fedora Linux removed VNC support when it moved to Wayland by default. A remote desktop replacement is still in the works; leaving Fedora Linux 29 users wanting.
How to use the Clock Override extension for GNOME to get full control over the time and date formats displayed in the GNOME top bar.
Set up network monitoring and measure bandwidth consumption using Darkstat on Fedora Linux with systemd service management.
Debian and Ubuntu have benefitted from good package reporting and analytics. It’s time Fedora Linux started collecting some more usage metrics.
/etc/resolv.conf on LinuxTake manual control of your Linux system’s DNS resolution and keep programs from interfering with and overwriting your resolv.conf file.