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Block IP from sending you email in cPanel
Even with spam filtering enabled you could possibly be continuing to get spam email from one...
Enable DKIM and SPF on existing cPanel Accounts
To add domainkeys and SPF records, you can do the following. Please note that on CPanel servers...
How To: WHM/cPanel Hardening & Security - The Basics - Part 1
1. Introduction A step by step paper how to secure linux server with cPanel/WHM and Apache...
How To: WHM/cPanel Hardening & Security - The Basics - Part 2
6. Firewall - DDoS Protection 6.1 Firewall, CSF Installation Code: wget...
How To: WHM/cPanel Hardening & Security - The Basics - Part 3
CSF (ConfigServer Firewall) Server Test   After you have done all of this like in section 6.4...
How to Disable SSLv3 on your WHM/cPanel Server
A new exploit has been found that targets SSLv3 named "POODLE", which stands for Padding Oracle...
How to Hide Bind DNS Version
You may have performed a DNS test and gotten the following response back when running a DNS...
How to Install CSF Firewall
Installing a firewall on your VPS is of vital importance. One of the most respected, and widely...
How to change default SSH port for a VPS or Dedicated server.
Changing the default SSH port to your VPS or server is recommended for security reasons,...
How to get a passing grade on SSLlabs SSL certificate testing
So you've gone to have your SSL configuration tested for your VPS or dedicated server and noticed...
How to install CHKRootkit
Install CHKROOTKIT Product Name: CHKROOTKIT Product Version: 0.49 Homepage:...
How to install Malware Detect (Maldet) for CentOS 6 / Linux
Malware Detect is very easy to install on CentOS, regardless of the control panel you utilize...
How to secure /tmp
This will cover securing /tmp /var/tmp and /dev/shm Secure /tmp: Step 1: Backup your /etc/fstab...
How to track down/stop outgoing spam problem on cPanel/CentOS server or VPS
This was a great tutorial written on a public forum that we felt would be very helpful for...
Trigger an action via CSF when server load is high on VPS or Server
ConfigServer Firewall works well by default. But if you customize it some, it can be even more...

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