Centos – Page 2 – ITFROMZERO

Configuring LDAP on CentOS: Effortlessly Manage Hundreds of Servers Centrally

By admin April 29, 2026

A detailed guide on configuring LDAP Client on CentOS using SSSD. A solution that helps SysAdmins manage hundreds of servers centrally, securely, and professionally.

Centos

How to Install and Configure a Secure FTP Server with vsftpd on CentOS Stream 9: SSL/TLS and Virtual Users

By admin April 25, 2026

A guide to installing vsftpd on CentOS Stream 9 with SSL/TLS (FTPS) and virtual users — completely isolating FTP accounts from system accounts. Includes detailed PAM, firewalld, and SELinux configuration based on real deployment experience.

Centos

OpenSCAP: The Automation ‘Weapon’ for PCI-DSS Security Audits on CentOS for DevOps

By admin April 21, 2026

Don't let security audits become a nightmare. Discover how to use OpenSCAP to automate vulnerability scanning and PCI-DSS compliance on CentOS/RHEL based on real-world DevOps experience.

Centos

The Secret to Server ‘Immortality’: Configuring HA Clusters with Pacemaker and Corosync

By admin April 17, 2026

Learn how to build a High Availability (HA) Cluster with Pacemaker and Corosync on CentOS/Rocky Linux. A detailed guide from installation and Virtual IP configuration to handling Split-brain errors.

Centos

Live Patching Kernel Vulnerabilities on CentOS Stream 9 with kpatch: Security Updates Without Reboots

By admin April 15, 2026

Install and use kpatch on CentOS Stream 9 for 'hot' kernel security patching. Live Patching ensures 100% uptime by fixing vulnerabilities without restarting your server.

Centos

CentOS Stream 9: Saying Goodbye to network-scripts—The “Right” Way to Configure Static IPs with nmcli

By admin April 14, 2026

Forget the legacy way of editing network-scripts on CentOS 9. This guide shows you how to use nmcli for fast, precise static IP configuration with no risk of losing connectivity after a reboot.

Centos

ClamAV Installation Guide on CentOS Stream 9: Complete Server Malware Protection

By admin April 13, 2026

A detailed guide on installing ClamAV on CentOS Stream 9. Learn how to configure automated malware scanning, resolve SELinux errors, and optimize RAM for low-spec servers.

Centos

Supercharge Website Speed with Varnish Cache and Nginx on CentOS Stream 9

By admin April 4, 2026

Learn how to deploy Varnish Cache with Nginx on CentOS Stream 9 to reduce server load and boost website speed. Detailed guide based on real-world system admin experience.

Centos

Configuring GlusterFS on CentOS Stream 9: Building a Fault-Tolerant Data Storage ‘Fortress’

By admin April 1, 2026

A detailed guide on installing GlusterFS on CentOS Stream 9. This article shares practical experience in configuring Replicated Volumes, optimizing Firewall settings, and handling split-brain issues to ensure data safety.

Centos

Installing LEMP Stack on Rocky Linux 9: Lessons from a “Stormy” Server Migration

By admin March 31, 2026

Learn how to install the LEMP Stack on Rocky Linux 9 based on real-world migration experience. This guide covers optimizing Nginx, MariaDB, and PHP 8.1 for peak performance.