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On 01/09/2013 08:07 AM, James wrote:
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<p class="MsoNormal">Is there a simple way in BlueOnyx to
auto-block hosts that fail to login via SSH too many times?
Something similar to the Failed Logins settings for the
BlueOnyx login page but for SSH?<o:p></o:p></p>
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I use catches attacks in real times, below uses 8 attempts in 60
seconds, of course you can change those parameters<br>
<br>
<br>
/sbin/iptables -A INPUT -i eth0 -p tcp --dport 22 -m state --state
NEW -m recent --set --name SSH<br>
<br>
/sbin/iptables -A INPUT -i eth0 -p tcp --dport 22 -m state --state
NEW -m recent --update --seconds 60 --hitcount 8 --rttl --name SSH
-j DROP<br>
<br>
--<br>
Gerald<br>
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