The IP 183.136.216.3 has just been banned by Fail2Ban after 18 attempts against SSH. Latest lines containing IP:183.136.216.3 in /var/log/syslog/sshd.log Jan 25 10:55:15 ftlogin1 sshd[5269]: Failed keyboard-interactive/pam for root from 183.136.216.3 port 43734 ssh2 Jan 25 10:55:16 ftlogin1 sshd[5272]: Postponed keyboard-interactive for root from 183.136.216.3 port 43734 ssh2 Jan 25 10:55:17 ftlogin1 sshd[5269]: error: PAM: Authentication failure for root from 183.136.216.3 Jan 25 10:55:17 ftlogin1 sshd[5269]: Failed keyboard-interactive/pam for root from 183.136.216.3 port 43734 ssh2 Jan 25 10:55:36 ftlogin1 sshd[5284]: Received disconnect from 183.136.216.3: 11: Jan 25 10:55:51 ftlogin1 sshd[5406]: error: PAM: Authentication failure for root from 183.136.216.3 Jan 25 10:56:00 ftlogin1 sshd[5409]: Received disconnect from 183.136.216.3: 11: Jan 25 10:56:12 ftlogin1 sshd[5416]: error: PAM: Authentication failure for root from 183.136.216.3 Jan 25 10:56:21 ftlogin1 sshd[5419]: Received disconnect from 183.136.216.3: 11: Jan 25 10:56:30 ftlogin1 sshd[5542]: error: PAM: Authentication failure for root from 183.136.216.3 - Fail2ban on