Date: Thu, 30 Mar 2006 20:14:39 -0800 (PST) From: Tang Ho Yim <hoyimtang@yahoo.com> To: freebsd-questions@freebsd.org Subject: Re: sshd BREAKIN ? Message-ID: <20060331041439.48253.qmail@web35804.mail.mud.yahoo.com> In-Reply-To: <442CA8E4.2060403@bom.gov.au>
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core-01.148.rdcw.com is not my machine.......how come ? Wee-Sern Soo <W.Soo@bom.gov.au> wrote: 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. Regards, Wee-Sern 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 ! > > > --------------------------------- > Yahoo! Messenger with Voice. PC-to-Phone calls for ridiculously low rates. > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" > > > > _______________________________________________ freebsd-questions@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" --------------------------------- Yahoo! Messenger with Voice. PC-to-Phone calls for ridiculously low rates.
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