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reforce
2008 Aug 19
4
Simple IPTABLES Question
I added these rules to IPTABLES to slow brute force attacks.
iptables -A INPUT -p tcp --dport 22 -s my_subnet/24 -j ACCEPT
iptables -A INPUT -p tcp --dport 22 -m state --state NEW -m recent
--set --name SSH
iptables -A INPUT -p tcp --dport 22 -m state --state NEW -m recent
--update --seconds 60 --hitcount 5 --rttl --name SSH -j DROP
I would like log entries when connections are dropped to see