Today, I’m going to show you a simple but effective way to automatically block suspicious IPs using a small script and tools like iptables and Fail2Ban. These tools are powerful, lightweight, and can help secure your Linux server from brute-force attacks, bots, or any malicious traffic.
This guide is beginner-friendly and great for system administrators, students, or anyone who runs a VPS, web server, or even a home Linux server.
LinuxToday is a trusted, contributor-driven news resource supporting all types of Linux users. Our thriving international community engages with us through social media and frequent content contributions aimed at solving problems ranging from personal computing to enterprise-level IT operations. LinuxToday serves as a home for a community that struggles to find comparable information elsewhere on the web.
Property of TechnologyAdvice. © 2026 TechnologyAdvice. All Rights Reserved
Advertiser Disclosure: Some of the products that appear on this site are from companies from which TechnologyAdvice receives compensation. This compensation may impact how and where products appear on this site including, for example, the order in which they appear. TechnologyAdvice does not include all companies or all types of products available in the marketplace.