Date: Tue, 18 Oct 2005 12:19:38 -0500 From: Anthony Philipp <philipp1@uiuc.edu> To: freebsd-questions@freebsd.org Subject: possible breakin attempt? Message-ID: <20051018171938.GB2305@zeus.itg.uiuc.edu>
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Hello, In my daily emails from my box I noticed this: Oct 17 16:13:03 lupin sshd[51861]: reverse mapping checking getaddrinfo for 211-234-119-139.kidc.net failed - POSSIBLE BREAKIN ATTEMPT! Oct 17 16:13:05 lupin sshd[51863]: reverse mapping checking getaddrinfo for 211-234-119-139.kidc.net failed - POSSIBLE BREAKIN ATTEMPT! Oct 17 16:13:08 lupin sshd[51865]: reverse mapping checking getaddrinfo for 211-234-119-139.kidc.net failed - POSSIBLE BREAKIN ATTEMPT! Oct 17 16:13:21 lupin sshd[51869]: reverse mapping checking getaddrinfo for 211-234-119-139.kidc.net failed - POSSIBLE BREAKIN ATTEMPT! Oct 17 16:13:21 lupin sshd[51867]: reverse mapping checking getaddrinfo for 211-234-119-139.kidc.net failed - POSSIBLE BREAKIN ATTEMPT! Oct 17 16:13:30 lupin sshd[51873]: reverse mapping checking getaddrinfo for 211-234-119-139.kidc.net failed - POSSIBLE BREAKIN ATTEMPT! Oct 17 16:13:32 lupin sshd[51875]: reverse mapping checking getaddrinfo for 211-234-119-139.kidc.net failed - POSSIBLE BREAKIN ATTEMPT! Oct 17 16:13:34 lupin sshd[51871]: reverse mapping checking getaddrinfo for 211-234-119-139.kidc.net failed - POSSIBLE BREAKIN ATTEMPT! Oct 17 16:13:37 lupin sshd[51877]: reverse mapping checking getaddrinfo for 211-234-119-139.kidc.net failed - POSSIBLE BREAKIN ATTEMPT! Oct 17 16:13:37 lupin sshd[51879]: reverse mapping checking getaddrinfo for 211-234-119-139.kidc.net failed - POSSIBLE BREAKIN ATTEMPT! Oct 17 16:13:40 lupin sshd[51881]: reverse mapping checking getaddrinfo for 211-234-119-139.kidc.net failed - POSSIBLE BREAKIN ATTEMPT! Oct 17 16:13:43 lupin sshd[51883]: reverse mapping checking getaddrinfo for 211-234-119-139.kidc.net failed - POSSIBLE BREAKIN ATTEMPT! Oct 17 16:13:55 lupin sshd[51885]: reverse mapping checking getaddrinfo for 211-234-119-139.kidc.net failed - POSSIBLE BREAKIN ATTEMPT! I was just wondering exactly how dangerous this is, and what I can do about it. Thanks for any additional help! Anthony
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