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public text v1 · immutableiptables -N HTTP_CHECK
iptables -A INPUT -p tcp --dport 80 -m state --state NEW -j HTTP_CHECK
iptables -A HTTP_CHECK -m state --state NEW -m recent --set --name HTTP
iptables -A HTTP_CHECK -m state --state NEW -m recent --update --seconds 1 --hitcount 2 --name HTTP
iptables -A HTTP_CHECK -m state --state NEW -m recent --rcheck --seconds 1 --hitcount 2 --name HTTP -j DROP