[CentOS] fail2ban

# yum -y install epel-release

# yum -y install fail2ban

# chkconfig fail2ban on

# vi /etc/fail2ban/jail.conf

>---------------------------------------<

[ssh-iptables]

sendmail-whois[dest=lssic@homibox.com, sender=fail2ban@homibox.com, sendername="HOMI"]

findtime = 3600

>---------------------------------------<

# service fail2ban start

ban 확인

# iptables -L

ban 해제

# fail2ban-client set ssh-iptables unbanip 192.168.1.101