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Tecmint: Linux Howtos, Tutorials & Guides
  • Learn Linux
  • Linux Distros
    • Linux Distros for Beginners
    • Linux Distros for Experts
    • New Linux Distros
    • Linux Server Distros
    • Secure Linux Distros
    • CentOS Alternatives
    • RedHat Distributions
    • Debian Distributions
    • Ubuntu Distributions
    • Arch Linux Distros
    • Rolling Linux Distros
    • KDE Linux Distros
    • Linux Distros for Old PC
    • Linux Distros for Kids
    • Linux Distributions for Students
    • Linux Distros for Windows
  • Commands
    • A – Z Linux Commands
    • 100+ Linux Commands
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CentOS Tips

Install Security Updates on CentOS 8

How to Install Security Updates on CentOS 8

Keeping your Linux system up-to-date is a very critical task, especially when it comes to installing security updates. This ensures

FirewallD Command Examples

How to Restrict Network Access Using FirewallD

As a Linux user, you can opt either to allow or restrict network access to some services or IP addresses

Install Apache with Virtual Host on CentOS 8

How to Install Apache with Virtual Host on CentOS 8

The Apache webserver is an opensource and popular HTTP web server that continues to enjoy a massive market share in

Connect NGINX to PHP-FPM

How to Connect NGINX to PHP-FPM Using UNIX or TCP/IP Socket

NGINX web server (as reverse proxy) serves PHP applications through the FastCGI protocol (as a backend application server). NGINX employs

Install VirtualBox Guest Additions on CentOS 8

How to Install VirtualBox Guest Additions on CentOS 8

When you first install a virtual machine with a GUI on VirtualBox, the screen size is usually scaled-down and the

Change Hostname on CentOS 8

How to Change Hostname in CentOS/RHEL 8

Setting up a hostname is one of the quintessential tasks when setting up a server. A hostname is a name

Enable HTTPS on Varnish Cache on CentOS

How To Enable HTTPS for Varnish Cache using Hitch on CentOS-RHEL 8

Varnish Cache lacks native support for SSL/TLS and other protocols associated with port 443. If you are using Varnish Cache

Install Varnish Cache for Apache on CentOS

How to Install Varnish Cache for Apache on CentOS/RHEL 8

Varnish Cache is a free open source, modern and high-performance web application accelerator. It is a fast reverse HTTP proxy

Install Memcached on CentOS 8

How to Install and Configure Memcached on CentOS 8

Memcached is an opensource, high-performance, and superfast in-memory key-value store that is designed for speeding up web applications. Among the

Configure IPv6 Network on CentOS

How to Configure IPv6 Network on CentOS/RHEL 8

IPv6 addressing was developed in anticipation of depletion of the IPv4 addresses. It is meant to solve the exhaustion of

Create a Local Self-Signed SSL Certificate

How to Create a Local Self-Signed SSL Certificate on CentOS 8

SSL (Secure Socket Layer), and its improved version, TLS (Transport Socket Layer), are security protocols that are used to secure

Install Laravel with Nginx on CentOS 8

How to Install Laravel PHP Framework with Nginx on CentOS 8

Laravel is an open-source, well-known, and modern PHP-based web framework with expressive, elegant, and easy to understand syntax which makes

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Linux Commands and Tools

How to Use Udev for Device Detection and Management in Linux

How to Convert From RPM to DEB and DEB to RPM Package Using Alien

Most Commonly Used Linux Commands You Should Know

15 Useful ‘Sockstat Command Examples’ to Find Open Ports in FreeBSD

How to Change Linux Partition Label Names on EXT4 / EXT3 / EXT2 and Swap

How to Download and Extract Tar Files with One Command

Linux Server Monitoring Tools

Trickle – Control Network Traffic Bandwidth Of Applications in a Linux

Hardinfo2 – Check Hardware Information in Linux

How to Install and Configure ‘Collectd’ and ‘Collectd-Web’ to Monitor Server Resources in Linux

How to Monitor Linux Server Security with Osquery

How to Install Nagios Core in Rocky LInux and AlmaLinux

Limit CPU Usage of a Process in Linux with CPULimit Tool

Learn Linux Tricks & Tips

How to Send a Message to Logged Users in Linux Terminal

How to Transfer Files Between Two Computers using nc and pv Commands

4 Ways to Batch Convert Your PNG to JPG and Vice-Versa

How to Restore Deleted /tmp Directory in Linux

5 Ways to Empty or Delete a Large File Content in Linux

fdupes – A Command Line Tool to Find and Delete Duplicate Files in Linux

Best Linux Tools

Top 4 Google Docs Alternatives for Linux in 2024

Top 5 Open-Source OCR Tools for Linux in 2025

5 Online Tools for Generating and Testing Cron Jobs for Linux

20 Useful Security Features and Tools for Linux Admins

5 Open Source Log Monitoring and Management Tools for Linux

7 Best Email Clients for Linux Systems

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