brute-force Archives - ITFROMZERO

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.

MySQL

Protecting MySQL from Brute-force Attacks with Connection Control Plugin

By IT From Zero August 28, 2026

Protect MySQL from brute-force attacks using the Connection Control Plugin. A detailed guide on setting failed login thresholds and delay mechanisms for optimal security.

Security

Installing and Configuring CrowdSec on Ubuntu: A New Generation Community Server Protection Solution

By IT From Zero March 19, 2026

Protecting servers from cyberattacks is a top priority. CrowdSec offers a novel, community-based approach to detect and prevent threats. This article guides you through installing and configuring CrowdSec on Ubuntu.

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.