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🛡 How to Set Up Fail2Ban on a VPS

Fail2Ban is a powerful tool that protects your VPS from brute-force attacks via SSH, FTP, mail, and web services. It blocks IP addresses that show suspicious login behavior.

📦 Installing Fail2Ban

For most systems, install with one command:

sudo apt install fail2ban
    

For CentOS/AlmaLinux:

sudo dnf install fail2ban
    

⚙️ Basic Configuration

Create a config file:

sudo cp /etc/fail2ban/jail.conf /etc/fail2ban/jail.local
    

Edit it with:

sudo nano /etc/fail2ban/jail.local
    

Recommended parameters:

🔐 SSH Protection

Make sure the [sshd] section is enabled (enabled = true).

🚀 Start and Enable Fail2Ban

sudo systemctl enable fail2ban
sudo systemctl start fail2ban
    

🔎 Check Status

sudo fail2ban-client status
sudo fail2ban-client status sshd
    

👍 Bit.Hosting Recommendations

← Back to Security section

❓ Need help securing your server? Contact Bit.Hosting support — we’ll handle it for you!

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