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General
General support issues relating to server security.
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Submitted by Micky on Wed, 05/02/2007 - 15:01
tag(s) :
Using Iptables To Block Brute Force Attacks
Submitted by Micky on Fri, 04/27/2007 - 23:14
tag(s) :
Ssh...
Example:
iptables -N SSHSCAN
iptables -A INPUT -p tcp --dport 22 -m state –state NEW -j SSHSCAN
iptables -A SSHSCAN -m recent –set –name SSH
iptables -A SSHSCAN -m recent –update –seconds 300 –hitcount 3 –name SSH -j DROP
Using PAM To Block Brute Force Attacks
Submitted by Micky on Fri, 04/27/2007 - 23:14
tag(s) :
The idea to use PAM (Pluggable Authentication Modules for Linux) to block brute force attacks sounds like a good idea, right? After all, we are using PAM for most of the authentications mechanisms, so adding a module to check against repeated failures would be great. Surprisingly even if this sounded like something normal, I found only one PAM module that was written for this purpose. This is called pam_abl.
ThePlanet's - IP Tables Monitoring Rules
Submitted by Micky on Fri, 04/27/2007 - 23:13
tag(s) :
Recommending the customer to go to that link is definitely your best bet, but if you're too lazy to click the link and login... Here goes:
