Ebook: Introducing LFCS Certification Preparation eBook
For years, certifications in the Information Technology world have helped job candidates demonstrate their skills to potential employers. In the
Boost Your Career with RHCSA & RHCE Certification eBooks
Dear friends, If you’re looking to advance your Linux career and stand out in the competitive IT job market, we
How to Use sed and awk to Modify Config Files in Linux
Linux configuration files are often plain text, which makes them easily editable using command-line tools. Among the most powerful of
Let Sudo Insult You When You Enter Incorrect Password
Sudoers is the default sudo security policy plugin in Linux; however, experienced system administrators can specify a custom security policy
How to Setup Two-Factor Authentication For SSH In Linux
By default, SSH already uses secure data communication between remote machines, but if you want to add an extra security
How Linux Services and Daemons Work (and How to Control Them)
When starting out with Linux, you may encounter the terms “services” and “daemons” quite frequently, which refer to background processes
Master Linux in Just 7 Days – Even If You’re a Complete Beginner!
After the success of our RHCSA / RHCE and LFCS / LFCE certification books, we are now happy to present
10 Core Linux Interview Questions and Answers – Part 4
Thanks again for the amazing response to Parts 1, 2, and 3 of our Linux Interview Questions series here on
Top 5 Open-Source OCR Tools for Linux in 2025
OCR stands for optical character recognition, and software of this type is designed to convert images, pictures, or scanned documents
10 Little-Known Linux Commands You Probably Missed – Part 5
After four highly appreciated and successful articles in our series on Lesser-Known Linux Commands, we’re excited to bring you the
10 Linux Interview Questions with Examples – Part 3
Welcome back to our Linux Interview Questions series on Tecmint! We’re truly grateful for the encouraging feedback on the first
How to Install ‘atop’ to Monitor Real-Time System Performance
atop is a full-screen performance monitoring tool that provides detailed reports about all system processes, including those that have already
Set Up Incremental Backups with rsync and cron on Linux
Backups are like insurance; you don’t need them every day, but when disaster strikes, such as accidental file deletion, a
How to Create a Simple IP Blocker Script Using iptables and Fail2Ban
Today, I’m going to show you a simple but effective way to automatically block suspicious IPs using a small script