About: Fail2Ban is a daemon that scans defined log files and bans IP Addresses that show the malicious signs. It protects your Raspberry Pi from too many password failures or hackers seeking for exploits. It is a must have tool to protect your from intruders to your server or network especially if you allow outside SSH traffic or any traffics from an outside network to your Raspberry Pi. Fail2Ban supports a lot of services (sshd, apache, qmail, proftpd, sasl, asterisk, etc) and can be integrated with your IPTables.
Fail2Ban is very easy to install and setup and will drastically improve security on your Raspberry Pi. Fail2Ban works by monitoring your logs for failures and depending on the settings you setup it will ban or timeout an IP Address for a certain amount of time if it fails to login to your server. It is a great tool and a must have tool to protect your from brute-force attacks.
Objective: To install and setup Fail2Ban to increase security on the Raspberry Pi
Material: You will need the following:
- Raspberry Pi (Click the link to check out the price on Amazon. Usually around $37 with free shipping)
Instructions: Let’s start off by opening the terminal on your Raspberry Pi or by connecting to it over SSH