Ik draai een server in mijn thuisnetwerk. Mijn router een linksys wrt54-GL heb ik geportmapped naar deze server alleen voor poort 22.
Nu ben ik met een ander probleem bezig voor mijn raid controller en nu zie ik het volgende in mijn "Message" log:
(Dit is een snapshot)
Moet ik hiervan "bang" worden, of een iptables op mijn interne netwerk draaien of ....
Nu ben ik met een ander probleem bezig voor mijn raid controller en nu zie ik het volgende in mijn "Message" log:
(Dit is een snapshot)
code:
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| Aug 4 08:35:52 Hash sshd[7514]: Invalid user chang from 200.110.137.34 Aug 4 08:35:52 Hash sshd[7514]: error: PAM: User not known to the underlying authentication module for illegal user chang from theegg.com.ar Aug 4 08:35:52 Hash sshd[7514]: Failed keyboard-interactive/pam for invalid user chang from 200.110.137.34 port 40011 ssh2 Aug 4 08:37:45 Hash sshd[7540]: Invalid user charles from 195.64.178.201 Aug 4 08:37:46 Hash sshd[7540]: error: PAM: User not known to the underlying authentication module for illegal user charles from vhosting01.botosani.net Aug 4 08:37:46 Hash sshd[7540]: Failed keyboard-interactive/pam for invalid user charles from 195.64.178.201 port 38156 ssh2 Aug 4 08:40:28 Hash sshd[7565]: Invalid user charles from 193.219.58.190 Aug 4 08:40:28 Hash sshd[7565]: error: PAM: User not known to the underlying authentication module for illegal user charles from www.bchi.lt Aug 4 08:40:28 Hash sshd[7565]: Failed keyboard-interactive/pam for invalid user charles from 193.219.58.190 port 60363 ssh2 Aug 4 08:41:23 Hash sshd[7579]: reverse mapping checking getaddrinfo for gw2.amrita.ac.in [121.243.61.82] failed - POSSIBLE BREAK-IN ATTEMPT! Aug 4 08:41:23 Hash sshd[7579]: Invalid user charlene from 121.243.61.82 Aug 4 08:41:23 Hash sshd[7579]: error: PAM: User not known to the underlying authentication module for illegal user charlene from 121.243.61.82 Aug 4 08:41:23 Hash sshd[7579]: Failed keyboard-interactive/pam for invalid user charlene from 121.243.61.82 port 34204 ssh2 Aug 4 08:41:29 Hash sshd[7585]: Invalid user charles from 200.102.253.14 Aug 4 08:41:30 Hash sshd[7585]: error: PAM: User not known to the underlying authentication module for illegal user charles from ficus.cray.com.br Aug 4 08:41:30 Hash sshd[7585]: Failed keyboard-interactive/pam for invalid user charles from 200.102.253.14 port 42855 ssh2 Aug 4 08:43:46 Hash sshd[7606]: Invalid user charlie from 140.128.182.2 Aug 4 08:43:46 Hash sshd[7606]: error: PAM: User not known to the underlying authentication module for illegal user charlie from mail.jdes.tc.edu.tw Aug 4 08:43:46 Hash sshd[7606]: Failed keyboard-interactive/pam for invalid user charlie from 140.128.182.2 port 33871 ssh2 |
Moet ik hiervan "bang" worden, of een iptables op mijn interne netwerk draaien of ....