TutorialsProjects HardwareAboutNewsletter

Protect Your Raspberry Pi from Brute-Force Attacks with Fail2ban

Fail2ban parses log files for repeated authentication failures and temporarily blocks the offending IP using firewall rules. It handles thousands of automated attack attempts automatically and silently.

Marcus Webb
Published: 2025-01-02

How Fail2ban detects and bans attackers

How Fail2ban detects and bans attackers is a key part of this guide. Follow the steps below carefully and refer to our related guides for additional context.

Install Fail2ban

Install Fail2ban is a key part of this guide. Follow the steps below carefully and refer to our related guides for additional context.

Configure jail.local settings

Configure jail.local settings is a key part of this guide. Follow the steps below carefully and refer to our related guides for additional context.

Set up the SSH jail

Set up the SSH jail is a key part of this guide. Follow the steps below carefully and refer to our related guides for additional context.

Test that banning works correctly

Test that banning works correctly is a key part of this guide. Follow the steps below carefully and refer to our related guides for additional context.

Monitor active bans

Monitor active bans is a key part of this guide. Follow the steps below carefully and refer to our related guides for additional context.

Tags

More Security Guides