[root@localhost ~]# cat /var/log/secure|more
Jun 5 10:25:56 localhost sshd[10165]: Accepted password for root from 192.168.10.1 port 58525 ssh2
Jun 5 10:25:56 localhost sshd[10165]: pam_unix(sshd:session): session opened for user root by (uid=
Jun 5 10:25:59 localhost sshd[10184]: Accepted password for root from 192.168.10.1 port 58528 ssh2
Jun 5 10:25:59 localhost sshd[10184]: pam_unix(sshd:session): session opened for user root by (uid=
Jun 5 12:51:19 localhost sshd[10394]: Accepted password for root from 192.168.10.1 port 64063 ssh2
Jun 5 12:51:19 localhost sshd[10394]: pam_unix(sshd:session): session opened for user root by (uid=
Jun 5 13:03:00 localhost sshd[10428]: pam_unix(sshd:auth): authentication failure; logname= uid=0 e
uid=0 tty=ssh ruser= rhost=192.168.10.1 user=root
Jun 5 13:03:00 localhost sshd[10428]: pam_succeed_if(sshd:auth): requirement “uid >= 1000” not met
by user “root”
Jun 5 13:03:02 localhost sshd[10428]: Failed password for root from 192.168.10.1 port 64400 ssh2
Jun 5 13:03:06 localhost sshd[10428]: pam_succeed_if(sshd:auth): requirement “uid >= 1000” not met
by user “root”
Jun 5 13:03:08 localhost sshd[10428]: Failed password for root from 192.168.10.1 port 64400 ssh2
Jun 5 13:03:14 localhost sshd[10428]: pam_succeed_if(sshd:auth): requirement “uid >= 1000” not met
–More–
过滤别的ip,只看登录失败的ip地址
[root@localhost ~]# grep “Failed password” /var/log/secure
Jun 5 13:03:02 localhost sshd[10428]: Failed password for root from 192.168.10.1 port 64400 ssh2
Jun 5 13:03:08 localhost sshd[10428]: Failed password for root from 192.168.10.1 port 64400 ssh2
Jun 5 13:03:16 localhost sshd[10428]: Failed password for root from 192.168.10.1 port 64400 ssh2
Jun 5 13:03:27 localhost sshd[10431]: Failed password for root from 192.168.10.1 port 64438 ssh2
Jun 5 13:15:33 localhost sshd[10442]: Failed password for root from 192.168.10.10 port 49796 ssh2
Jun 5 13:15:38 localhost sshd[10442]: Failed password for root from 192.168.10.10 port 49796 ssh2
Jun 5 13:15:38 localhost sshd[10442]: Failed password for root from 192.168.10.10 port 49796 ssh2
Jun 5 13:15:46 localhost sshd[10444]: Failed password for root from 192.168.10.10 port 49798 ssh2
Jun 5 13:15:50 localhost sshd[10444]: Failed password for root from 192.168.10.10 port 49798 ssh2
Jun 5 13:15:53 localhost sshd[10444]: Failed password for root from 192.168.10.10 port 49798 ssh2
Jun 5 13:15:59 localhost sshd[10446]: Failed password for root from 192.168.10.10 port 49800 ssh2
Jun 5 13:16:00 localhost sshd[10446]: Failed password for root from 192.168.10.10 port 49800 ssh2
Jun 5 13:16:02 localhost sshd[10446]: Failed password for root from 192.168.10.10 port 49800 ssh2
[root@localhost ~]#