From: Denis Nazarov <marsden@mail.ru>
To: ALT Linux Community general discussions <community@lists.altlinux.org>
Subject: Re: [Comm] ssh и лжеруты
Date: Fri, 30 Apr 2010 19:29:03 +0600
Message-ID: <201004301929.03622.marsden@mail.ru> (raw)
In-Reply-To: <4BDAAEE4.5070106@ukr.net>
В сообщении от Пятница 30 апреля 2010 16:20:20 автор Vaso VV написал:
> Вот вчера вечером сидел и наблюдал на 12-ой консоли, как какие-то
> "аццкие хацкеры" с сербского и венгерского айпишников старательно
> пытаются вломится под рутом через ssh:
>
> Unable to check blacklist for host key
> 9f:36:60:a9:f4:46:b4:2c:4a:1b:1e:cc:06:92:79:d8
> Unable to check blacklist for host key
> a8:66:49:11:8e:cc:ca:24:f6:05:ba:ef:45:39:25:9f
> Failed password for ROOT USER root from 161.53.39.73 port 43235 ssh2
> Received disconnect from 161.53.39.73: 11: Goodbye
> и
> Unable to check blacklist for host key
> 9f:36:60:a9:f4:46:b4:2c:4a:1b:1e:cc:06:92:79:d8
> Unable to check blacklist for host key
> a8:66:49:11:8e:cc:ca:24:f6:05:ba:ef:45:39:25:9f
> Failed password for ROOT USER root from 81.182.200.164 port 3851 ssh2
> Received disconnect from 81.182.200.164: 11: Goodbye
> - и так много раз.
>
> Я понимаю, что шансов у ребят немного, но вот в душе дискомфорт
> какой-то, да и логи страшно загаживаются:
> # grep -ic sshd /var/log/syslog/messages
> 13954
>
> А как бы сделать так, чтобы после 3-х неудачных авторизаций айпишник
> блокировался?
>
сразу после установки меняю порт на какой-нибудь пятизначный и все - тишина и
спокойствие всегда
next prev parent reply other threads:[~2010-04-30 13:29 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-30 10:20 Vaso VV
2010-04-30 10:44 ` Alexander Wolf
2010-04-30 10:57 ` Alexei V. Mezin
2010-04-30 11:17 ` Motsyo Gennadi aka Drool
2010-04-30 12:30 ` Vaso VV
2010-04-30 13:29 ` Denis Nazarov [this message]
2010-04-30 13:30 ` Andrey Rahmatullin
2010-04-30 13:57 ` Slava Dubrovskiy
2010-05-01 7:58 ` Andrey Rahmatullin
2010-05-03 6:04 ` Slava Dubrovskiy
2010-04-30 13:46 ` Sergey
2010-04-30 20:13 ` MisHel64
2010-05-05 6:48 ` Vaso VV
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