[Charlug] IP Ranges to block

Peter Senft peter.senft at hpss.de
Mon Jan 26 14:48:06 EST 2009


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Hi,

Oleg Kio wrote:
> I remember reading about an app or a script that would dynamically modify
> iptables rules based on certain criteria. For example, if someone has X
> number of unsuccessful attempts to connect to FTP within a given timeframe
> it would add that IP to iptables drop list either temporarily or
> permanently.
> 
> Has anyone used that? Does it work well?

had that implemented on one machine. Works pretty well. You should
usually not block permanently cause it's a hacked machine that most
likely is not used for hacking attempts afterwards. But everybody to his
likings :)


cu hps

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