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install ipset in chce_firewall.sh #216

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Merged
merged 1 commit into from
Jun 27, 2025
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install ipset in chce_firewall.sh #216

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4 changes: 2 additions & 2 deletions scripts/chce_firewall.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,7 @@
#

sudo apt update
sudo apt install ufw
sudo apt install ufw ipset

sudo ufw default deny incoming
sudo ufw default allow outgoing
Expand Down Expand Up @@ -49,4 +49,4 @@ ipset create scanned_ports hash:ip,port family inet hashsize 32768 maxelem 65536
iptables -A INPUT -m state --state INVALID -j DROP
iptables -A INPUT -m state --state NEW -m set ! --match-set scanned_ports src,dst -m hashlimit --hashlimit-above 1/hour --hashlimit-burst 5 --hashlimit-mode srcip --hashlimit-name portscan --hashlimit-htable-expire 10000 -j SET --add-set port_scanners src --exist
iptables -A INPUT -m state --state NEW -m set --match-set port_scanners src -j DROP
iptables -A INPUT -m state --state NEW -j SET --add-set scanned_ports src,dst
iptables -A INPUT -m state --state NEW -j SET --add-set scanned_ports src,dst
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