Fail2ban Archives - ITFROMZERO - Share tobe shared!

Installing and Configuring CrowdSec on Linux: A High-Performance Fail2ban Alternative to Block Botnets

By IT From Zero October 30, 2026

Real-world experience replacing Fail2ban with CrowdSec on Linux: mitigating distributed brute-force attacks, installing Security Engine, configuring Firewall Bouncer, and monitoring malicious IPs.

Linux

How to Install and Configure Fail2ban on Linux: Block SSH and Web Server Brute-Force Attacks

By IT From Zero October 25, 2026

A step-by-step guide to installing and configuring Fail2ban on Linux. Proactively prevent SSH brute-force attacks and effectively secure Nginx and web servers.

Security

How to Install and Configure Fail2ban on Linux: Hands-On Defense Against SSH and Nginx Brute Force

By IT From Zero October 7, 2026

A step-by-step guide to installing and configuring Fail2ban on Linux to block SSH and Nginx brute-force attacks, with real-world unban tips and incremental ban rules for repeat offenders.

Ubuntu

Installing and Configuring CrowdSec on Ubuntu: A Production-Ready Alternative to Fail2ban

By IT From Zero October 3, 2026

A hands-on guide to installing and configuring CrowdSec on Ubuntu Server. Discover why CrowdSec outperforms Fail2ban through community CTI and resource efficiency.

MySQL

Secure phpMyAdmin Installation on Linux: Authentication, IP Restrictions, and Nginx Reverse Proxy

By IT From Zero July 8, 2026

A practical guide to installing and securing phpMyAdmin on Linux: combining HTTP Basic Auth, IP whitelisting, and deployment behind an Nginx Reverse Proxy. Includes fail2ban and rate limiting configuration to prevent brute-force attacks.

Security

Ransomware Defense on Linux Servers: Proactive Protection, Early Detection, and Data Recovery

By IT From Zero June 17, 2026

A practical guide to Linux server ransomware defense using a defense-in-depth model: SSH hardening, abnormal encryption detection scripts, offline backups with BorgBackup, and an incident response plan for when things go wrong. Aimed at sysadmins and DevOps teams managing production servers.

Centos

Installing Fail2ban on CentOS Stream 9: Battle-Tested Brute-Force Protection

By IT From Zero May 29, 2026

Install Fail2ban on CentOS Stream 9 to effectively block SSH Brute-force attacks. Detailed guide on jail.local configuration, SELinux fixes, and Firewalld rich-rules integration.

Fedora

Preventing Brute-force Attacks on Fedora Server with Fail2ban: Don’t Leave SSH Doors Wide Open

By IT From Zero May 3, 2026

Don't let your Fedora Server crash due to brute-force attacks. Check out this guide to configuring Fail2ban to automatically block malicious IPs and secure SSH.

Ubuntu

Configuring Fail2ban to Protect Your Ubuntu Server from Brute-Force Attacks

By IT From Zero March 6, 2026

Fail2ban automatically blocks brute-force IPs targeting SSH, Nginx, and WordPress by reading logs and adding iptables rules. This guide covers installation, practical jail configuration, and common troubleshooting scenarios on Ubuntu 22.04.

Linux

Securing Your SSH Server: Essential Steps to Prevent Getting Hacked

By IT From Zero March 4, 2026

A hands-on guide to SSH server security: comparing 4 common approaches, analyzing their trade-offs, and concrete configuration steps from SSH keys to Fail2ban. Prioritize in the right order to protect your server as effectively as possible.