opencart_fail2ban.conf

#Filter:
cd /etc/fail2ban/filter.d

[Definition]
#failregex = <HOST> - - \[(\d{2})/\w{3}/\d{4}:\1:\1:\1 -\d{4}\] "POST /admin/ HTTP/1.1"
#failregex = ^<HOST> - .* "POST /admin/ HTTP/1.1" 499
#failregex = ^<HOST> - .* "(GET|POST|HEAD).*HTTP.*" 404 .*$
#failregex = ^<HOST> - .* "(GET|POST|HEAD) /admin/ HTTP.*"  .*$
#failregex = ^<HOST> - .* "POST /admin/ HTTP/1.1" .*

failregex = ^<HOST> - .* "POST /admin/ HTTP/1.1" .*
ignoreregex =

#Jail
vim /etc/fail2ban/jail.local

[opencart-admin]
enabled = true
filter   = opencart-admin
logpath  = /var/log/nginx/kiukabrands.com.access.log
           /var/log/nginx/kiukabrands.com.access.log
port     = http,https
maxretry = 1
findtime = 30d
bantime = 600
bantime.rndtime = 100
bantime.increment = true
bantime.factor = 24
bantime.maxtime = 6w

#restart fail2ban
sudo fail2ban-client restart
sudo fail2ban-client status opencart-admin