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Date: Thu, 30 Mar 2006 19:48:41 -0800 (PST)
From: Tang Ho Yim <hoyimtang@yahoo.com>
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Subject: sshd BREAKIN ?
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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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