HLDShield Anti - CSDOS (Linux)

Posted on 1 October 2007

What is HLShield

HLShield is a small library, which are injected in Half Life engine, to protect it against exploits, including against CSDOS.

HLShield features:

* block any CSDOS attack, including modified verisions
* block “born to be pig” exploit
* block the scripts which attempt to “fill” the server with fake players
* can to remove some kind of characters from player nickname, like “`” or “~”
* allow sending a funny message to attacker
* logging attacks, including IP-ul and kind of attack
* very easy install/update, based on automatically installing script

How to install:

* log on to server (ssh or console)
* go to cstrike directory (where hlds_run is)
* execute the following code:

wget http://hobby.sarichioi.com/cstrike/hlshield-install.sh
chmod 755 hlshield-install.sh
./hlshield-install.sh

* restart Counter Strike server
* check that after restart you see in console something like this:

[AMXX] Loaded 28 admins from file
HLShield[10062]: HLShield 1.11 - (c) 2007 by Serghei Amelian
Master server communication disabled.

*if everything are ok, you must to see in /var/log/daemon.log (or in console) something like this:

Feb 12 10:26:49 gw HLShield[28463]: rejected atack from ATTACKER.IP