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Restrictive Iptables Based Firewall for Webserver script

This script is working on all Linux standard distribution, but use at your own risk! The script has been made to automated the creation of iptables rules. There is an easy to use menu as well

 

 

 

 

root:~# ./firewall.sh
 Firewall script by www.waltercedric.com
  Credits to all various authors - GNU/GPL 3.0 Script
  Choose one of the following options:

[N]ew firewall rules
[C]lear all firewall rules
[T]est firewall rules
[S]ave firewall rules to /etc/network/iptables
[E]xit

Features

  • Use iptables
  • Allow or disallow most services (dns, http, ftp, smtp, icmp, ntp, ssh …),
  • Protect ssh against too many login attempt in a timeframe,
  • Protect ssh and allow only one ip to use that services,
  • Harden the webserver by dropping illegal http packets,
  • Easy to read and extend script written in bash,
  • GNU/GPL 3.0 Script,

    • To use it, just edit the file firewall.sh and change the variables.

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    Category: Linux
    Published Date
    Written by Administrator
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    Subcategories

    • Suse Linux

      opensuse categorySUSE LINUX is the international technology leader and solutions provider in Open Source operating system software. SUSE's unique expertise in Linux and its largest development team worldwide dedicated to Open Source software has contributed to the recognition of SUSE as the most complete Linux solution available today. With a workforce of more than 500 people worldwide, SUSE has offices throughout Europe, Latin America and in the United States, entirely focused on supporting the Linux community and Open Source development. SUSE LINUX was acquired by Novell, Inc in November 2003.

    • KDE: K desktop environment
      KDE (K Desktop Environment) is a free desktop environment and development platform built with Trolltech's Qt toolkit. It runs on most Unix and Unix-like systems, such as Linux, BSD, AIX and Solaris. There are also ports to Mac OS X using its X11 layer and Microsoft Windows using Cygwin. Currently, a large portion of primary KDE libraries (so called kdelibs, KDE The Application Development Framework) and a few applications can work natively (and without a need for altering its source code) on Microsoft Windows, thanks to KDElibs/win32 Project [Wikipedia]
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    • Ubuntu
      Ubuntu , is a computer operating system based on the Debian GNU/Linux distribution. It is named after the Southern African ethical ideology Ubuntu ("humanity towards others") and is distributed as free and open source software with additional proprietary software available
    • Linux sound and multimedia

      linux categoryA widely used Open Source Unix-like operating system. Linux was first released by its inventor Linus Torvalds in 1991. There are versions of Linux for almost every available type of computer hardware from desktop machines to IBM mainframes

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