fail2ban
- Category: 電腦相關
- Last Updated: Wednesday, 24 December 2014 10:53
- Published: Tuesday, 16 December 2014 11:53
- Written by sam
fail2ban用了許久
但只用到擋ssh的功能
早上一來發現postfix的訊息一直閃
Dec 16 09:10:31 cacti postfix/smtpd[3973]: lost connection after AUTH from 79.108.193.88.dyn.user.ono.com[79.108.193.88] Dec 16 09:10:31 cacti postfix/smtpd[3973]: disconnect from 79.108.193.88.dyn.user.ono.com[79.108.193.88] Dec 16 09:10:31 cacti postfix/smtpd[3973]: connect from 79.108.193.88.dyn.user.ono.com[79.108.193.88] Dec 16 09:10:32 cacti postfix/smtpd[3973]: warning: 79.108.193.88.dyn.user.ono.com[79.108.193.88]: SASL LOGIN authentication failed: authentication failure
這次來設定一下加上「postfix」過濾的功能
Read more: fail2ban