Is Linux Really Secure?
On March 29 of 2024, a security vulnerability was reported against the XZ library as CVE-2024-3094. This vulnerability creates what is known as a backdoor — a known and easy means for CR4CK3R$ to access infected systems and use them for malicious purposes. Considering this, is Linux really more secure than Windows? Is it secure at all?
Tweak your system performance with ‘noatime’
Turn off “access time” to make a slight but noticeable improvement on system performance.
How to debug a web server error with ‘wget’
The wget command line tool can provide detailed information about what’s happening on a web server.
An introduction to the Linux boot and startup processes with GPT and GRUB2
Ever wondered what it takes to get your system ready to run applications? Here’s what is going on under the hood.
How I boot FreeDOS using QEMU
QEMU is a fast and flexible virtual machine that you configure using command line options.
The real differences between less, more, and most
Find out what sets these famous Linux pagers apart from one another, and how to choose the right one for your system.
Using rsync for Backup
There are many options for performing backups. Most Linux distributions are provided with one or more open source programs especially designed to perform backups. There are many commercial options available as well. But none of those directly met my needs so I decided to use basic Linux tools to do the job.
How to update a Linux symlink
UNIX and Linux users find many uses for links, particularly symbolic links. One way that I like to use symbolic links is to manage configuration backups of various IT equipment.
Using tar and ssh for backups
Couples complement each other and each member of the couple contributes unique and irreplaceable parts to the whole. But some couples are very odd. Such is the case with this couple of commands – the tar and ssh commands.
Getting started with the Linux cat command
Cat is a fairly simple tool designed to concatenate and write file(s) to your screen, which is known as standard output (stdout). The simplest use of cat is to show the contents of a file.
Mastering Storage Management on Linux
Knowing how much of your disk is being used by your files is an important consideration, no matter how much storage you have. My laptop...
How to upgrade your system BIOS/UEFI using FreeDOS
Upgrading your BIOS or EUFI can seem tricky for free open source software users, but it doesn’t have to be.
Linux monitoring tools to keep your hardware cool
Thermal stress can damage your computers. Learn how to monitor the internal temperatures of your computers tohelp you keep your hardware cool.
What’s in a name?
Computers have network addresses, but they’re usually difficult for humans to remember. Hostnames are labels intended to help humans refer to a specific computer.
An introduction to the GNU Core Utilities
Most everything a Linux sysadmin needs to do can be found in the GNU coreutils or util-linux.
How a Display Manager and a Window Manager Light Up Your Screen
The display manager (dm) and the window manager (wm) always work closely together to make your GUI experience smooth and seamless before you even get to your desktop.