The IP 185.10.49.29 has just been banned by Fail2Ban after 19 attempts against SSH. Latest lines containing IP:185.10.49.29 in /var/log/syslog/sshd.log Aug 9 10:27:59 ftlogin2 sshd[19779]: error: PAM: User not known to the underlying authentication module for illegal user admin from 185-10-49-29.colo.transip.net Aug 9 10:27:59 ftlogin2 sshd[19779]: Failed keyboard-interactive/pam for invalid user admin from 185.10.49.29 port 60998 ssh2 Aug 9 10:28:09 ftlogin2 sshd[19786]: Invalid user admin from 185.10.49.29 Aug 9 10:28:09 ftlogin2 sshd[19789]: Postponed keyboard-interactive for invalid user admin from 185.10.49.29 port 33012 ssh2 Aug 9 10:28:10 ftlogin2 sshd[19786]: error: PAM: User not known to the underlying authentication module for illegal user admin from 185-10-49-29.colo.transip.net Aug 9 10:28:10 ftlogin2 sshd[19786]: Failed keyboard-interactive/pam for invalid user admin from 185.10.49.29 port 33012 ssh2 Aug 9 10:28:10 ftlogin2 sshd[19789]: Postponed keyboard-interactive for invalid user admin from 185.10.49.29 port 33012 ssh2 Aug 9 10:28:11 ftlogin2 sshd[19786]: error: PAM: User not known to the underlying authentication module for illegal user admin from 185-10-49-29.colo.transip.net Aug 9 10:28:11 ftlogin2 sshd[19786]: Failed keyboard-interactive/pam for invalid user admin from 185.10.49.29 port 33012 ssh2 Aug 9 10:28:11 ftlogin2 sshd[19789]: Postponed keyboard-interactive for invalid user admin from 185.10.49.29 port 33012 ssh2 - Fail2ban on