今日のattack to ssh
Feb 19 04:01:08 example sshd[82534]: Failed password for invalid user university from 192.83.240.148 port 27327 ssh2
Feb 19 11:09:48 example sshd[84467]: Failed password for invalid user staff from 195.242.98.101 port 36601 ssh2
Feb 19 20:34:10 example sshd[88341]: Failed password for root from 216.155.75.230 port 42137 ssh2