Feb 12 19:47:32 kesha sshd[18628]: Failed password for root from 200.195.45.60 port 41584 ssh2
Feb 12 19:48:00 kesha sshd[18632]: Invalid user admin from 200.195.45.60
Feb 12 19:48:01 kesha sshd[18632]: reverse mapping checking getaddrinfo for 200195045060-psa-mc-overnet.com.br failed - POSSI
BLE BREAK-IN ATTEMPT!
Feb 12 19:48:01 kesha sshd[18632]: (pam_unix) check pass; user unknown
Feb 12 19:48:01 kesha sshd[18632]: (pam_unix) authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.195.45.6
0
Feb 12 19:48:03 kesha sshd[18632]: Failed password for invalid user admin from 200.195.45.60 port 41704 ssh2
Feb 12 19:48:11 kesha sshd[18636]: Invalid user administrator from 200.195.45.60
Feb 12 19:48:12 kesha sshd[18636]: reverse mapping checking getaddrinfo for 200195045060-psa-mc-overnet.com.br failed - POSSI
BLE BREAK-IN ATTEMPT!
Feb 12 19:48:12 kesha sshd[18636]: (pam_unix) check pass; user unknown
Feb 12 19:48:12 kesha sshd[18636]: (pam_unix) authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.195.45.6
0
Feb 12 19:48:14 kesha sshd[18636]: Failed password for invalid user administrator from 200.195.45.60 port 41802 ssh2
Feb 12 19:53:01 kesha CRON[18644]: (pam_unix) session opened for user mail by (uid=0)
Feb 12 19:53:01 kesha CRON[18644]: (pam_unix) session closed for user mail
Feb 12 20:01:26 kesha sshd[18650]: Invalid user test from 87.252.2.182
Feb 12 20:01:26 kesha sshd[18650]: Address 87.252.2.182 maps to osm2182.oxyd.net, but this does not map back to the address -
POSSIBLE BREAK-IN ATTEMPT!
Feb 12 20:01:26 kesha sshd[18650]: (pam_unix) check pass; user unknown
Feb 12 20:01:26 kesha sshd[18650]: (pam_unix) authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=87.252.2.182
Feb 12 20:01:28 kesha sshd[18650]: Failed password for invalid user test from 87.252.2.182 port 33896 ssh2
Feb 12 20:01:31 kesha sshd[18654]: Invalid user guest from 87.252.2.182
Feb 12 20:01:31 kesha sshd[18654]: Address 87.252.2.182 maps to osm2182.oxyd.net, but this does not map back to the address -
POSSIBLE BREAK-IN ATTEMPT!
Feb 12 20:01:31 kesha sshd[18654]: (pam_unix) check pass; user unknown
Feb 12 20:01:31 kesha sshd[18654]: (pam_unix) authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=87.252.2.182
Причем все время с разных IP. Что делать? Забить на это?