The IP 115.239.228.16 has just been banned by Fail2Ban after 18 attempts against SSH. Latest lines containing IP:115.239.228.16 in /var/log/syslog/sshd.log Jan 24 21:51:10 ftlogin2 sshd[25502]: error: PAM: Authentication failure for root from 115.239.228.16 Jan 24 21:51:10 ftlogin2 sshd[25502]: Failed keyboard-interactive/pam for root from 115.239.228.16 port 38386 ssh2 Jan 24 21:51:10 ftlogin2 sshd[25505]: Postponed keyboard-interactive for root from 115.239.228.16 port 38386 ssh2 Jan 24 21:51:11 ftlogin2 sshd[25502]: error: PAM: Authentication failure for root from 115.239.228.16 Jan 24 21:51:11 ftlogin2 sshd[25502]: Failed keyboard-interactive/pam for root from 115.239.228.16 port 38386 ssh2 Jan 24 21:51:15 ftlogin2 sshd[25509]: error: PAM: Authentication failure for root from 115.239.228.16 Jan 24 21:51:15 ftlogin2 sshd[25512]: Postponed keyboard-interactive for root from 115.239.228.16 port 54346 ssh2 Jan 24 21:51:16 ftlogin2 sshd[25509]: error: PAM: Authentication failure for root from 115.239.228.16 Jan 24 21:51:16 ftlogin2 sshd[25509]: Failed keyboard-interactive/pam for root from 115.239.228.16 port 54346 ssh2 Jan 24 21:51:17 ftlogin2 sshd[25512]: Postponed keyboard-interactive for root from 115.239.228.16 port 54346 ssh2 - Fail2ban on