Iptables is a default firewall available in all linux flavors, and widely used to secure servers. If you are running kloxo, and want to use iptables to secure your box, then here are the basic rules which you can add in your iptables. # Clear rules iptables -t filter -F iptables -t filter...
As the internet is becoming larger day by day, therefore security risks for your servers are also increasing. If your server is connected to internet and is hosting some good high traffic and popular websites, then there are high chances that you get SYN flooding. SYN flooding is a kind of DOS...
If you find a process creating load on your linux machine, and you want to find the application, file or script which is running this process and ps aux command is your friend. Suppose, a php process is running and creating load, you can run ps aux | grep php It will show the the path to file...
Edit /etc/drweb/drweb_qmail.conf to stop receiving DrWeb notification messages… [VirusNotifications] SenderNotify = no AdminNotify = no RcptsNotify =no Also, there are many other configuration options for the notifications, you may configure them as you wish. Then restart DrWeb Service to...
CentOS use ext3 file system, and it do not support reiserfs. Therefore if you try to mount a drive with reiserfs partition, it give error mount: fs type reiserfs not supported by kernel It's possible to see what filesystems are supported by running this command: cat /proc/filesystems On my...
1) Set a very strong password, keep it in your mind but dont write in somewhere. 2) Disable direct root login emacs /etc/ssh/sshd_config Search for #PermitRootLogin yes Set it as PermitRootLogin no Restart ssh service sshd restart 3) Limit user login AllowUsers username Restart...
VeriSign has made some changes recently which are applied since March 1, 2010. Â You can read detail by clicking here How do I fix it? You need to log in to your control panel and modify the affected domain name's zone file, using the table below as an example. To Modify or Add DNS Records in...
Last day one of our server had an attack, attack was not so big but still server was unresponsive because of this. After some research I found that this is because of iptables which are being load while handling so much traffic. Then I found a good article on the same issue which you can read by...
Shore line firewall known as "Shorewall", it is a very high level firewall and very easy to install and ocnfigure How to install :- sudo apt-get install shorewall configuring shorewall startup service :- nano /etc/default/shorewall #Now simply change the line below from 0 to 1 startup =...
Browser security handbook is released by Google, and google has described it as "a comprehensive, 60-page document meant to provide Web application developers and information security researchers with a one-stop reference to several hundred key security properties and sometimes counterintuitive...
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