sshd BREAKIN ?
W.Soo at bom.gov.au
Fri Mar 31 03:58:31 UTC 2006
Checked that your machine core-01.148.rdcw.com has a PTR record in DNS.
It is used to determine name of machine from the IP address.
Tang Ho Yim wrote the following on 31/03/2006 2:48 PM:
> I got a error messages from /var/log/auth.log which is about sshd......
> .....sshd : reverse mapping checking getaddrinfo for core-01.148.rdcw.com failed - POSSIBLE BREAKIN ATTEMPT !
> all my sshd_config is default setting except I have change to "PasswordAuthentication NO , PermitEmptyPasswords NO , and ChallengeResponseAuthentication NO"
> Is that I am being hack ?
> last command show who is login before but it seem ok....
> What should I do ?
> Thanks !
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