How to Configure Fail2Ban Advanced Rules in 2024

Beyond basic SSH protection, Fail2Ban can protect every service with custom filters and advanced banning strategies.

Advanced Jail Config

[DEFAULT]
bantime  = 86400
findtime = 3600
maxretry = 5

[sshd]
enabled = true
maxretry = 3
bantime = 604800

[wordpress-auth]
enabled = true
filter = wordpress-auth
logpath = /var/log/nginx/access.log

WordPress Filter

[Definition]
failregex = ^ .* "POST /wp-login\.php

Monitor

sudo fail2ban-client status
sudo fail2ban-client status sshd

Conclusion

Advanced Fail2Ban blocks attackers at multiple levels. Our team configures comprehensive intrusion prevention.