| Server IP : 37.9.174.138 / Your IP : 216.73.216.117 Web Server : Apache System : Linux vps6.backend.sk 6.12.100+deb13-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.12.100-1 (2026-07-30) x86_64 User : ftpuser ( 1001) PHP Version : 8.4.24 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /etc/knockd/ |
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#!/bin/sh # vyrobim a naviazem tento knock chain iptables -D INPUT -j knock ! -i lo -p tcp --syn --dport 22 2>/dev/null #iptables -D INPUT -j knock ! -i lo -p tcp --syn --dport 21 2>/dev/null iptables -D INPUT -j knock ! -i lo -p tcp --syn --dport 10000 2>/dev/null iptables -D INPUT -j knock ! -i lo -p tcp --syn --dport 3306 2>/dev/null iptables -D INPUT -j knock ! -i lo -p tcp --syn --dport 3389 2>/dev/null iptables -D FORWARD -j knock ! -i lo -p tcp --syn --dport 3389 2>/dev/null iptables -F knock 2> /dev/null iptables -X knock 2> /dev/null iptables -N knock iptables -A knock -j DROP #iptables -A knock -j ACCEPT # debug iptables -A INPUT -j knock ! -i lo -p tcp --syn --dport 22 #iptables -A INPUT -j knock ! -i lo -p tcp --syn --dport 21 iptables -A INPUT -j knock ! -i lo -p tcp --syn --dport 10000 iptables -A INPUT -j knock ! -i lo -p tcp --syn --dport 3306 iptables -A INPUT -j knock ! -i lo -p tcp --syn --dport 3389 iptables -A FORWARD -j knock ! -i lo -p tcp --syn --dport 3389 /sbin/iptables -I knock -s 88.212.46.195 -p tcp -m multiport --dports 22,21,10000,3389 -j ACCEPT # bbo antik /sbin/iptables -I knock -s 88.212.32.143 -p tcp -m multiport --dports 22,21,10000,3389 -j ACCEPT # backup /sbin/iptables -I knock -s 62.197.192.160/27 -p tcp -m multiport --dports 22,21,10000,3389 -j ACCEPT # bbo ives /sbin/iptables -I knock -s 62.168.116.40 -p tcp -m multiport --dports 22,21,10000,3389 -j ACCEPT # rubin /sbin/iptables -I knock -s 193.58.196.86 -j ACCEPT # gw.ives.sk /sbin/iptables -I knock -s 88.212.40.131 -p tcp -m multiport --dports 22,21,10000,3389 -j ACCEPT # krisko /sbin/iptables -I knock -s 113.190.242.147 -p tcp -m multiport --dports 22,21,10000,3389 -j ACCEPT # krisko /sbin/iptables -I knock -s 101.99.23.40 -p tcp -m multiport --dports 22,21,10000,3389 -j ACCEPT # krisko iptables -L knock -n -v