How do you programmatically add or remove a DNS record from WHM/cPanel?
Background The WHM API documentation has lot of information on adding DNS records. Delete a record is a mess, but we’ll get to that just
whm
How to enable DNS management for WHM’s cPanel users
By default WHM doesn’t allow you to manage DNS for users. This has to be enabled by the administrator. Access WHM. Click on Packages -> Feature Manager. Select
How to disable ConfigServer Firewall on WHM’s LFD blocked emails
Background ConfigServer Firewall on WHM is incredibly noisy. To the point that you have to set up so many email rules just to be on
How to install imagick with WHM
Background At times WHM hosted WordPress sites may complain when checking security. “Some modules are not installed” The list typically looks like this: exif fileinfo
WHM/cPanel .EML files triggering “This message has been rejected because it has a potentially executable attachment”
WHM/cPanel might trigger a bounce such as the following: 2023-03-14 20:11:01 1pc96v-0007q4-15 cancelled by system filter: This message has been rejected because it has\na potentially
How to turn fine tune or turn off excessive notifications in WHM when using CSF Firewall
Background CSF firewall is a very powerful tool, but unfortunately the default notifications on a busy or mature system is way too heavy. It order
Bogus “Reverse DNS does not match SMTP Banner” using MX Toolbox on a WHM server
When testing Email Health using MX Toolbox, you might get 3 false positives: smtp server.example.com Reverse DNS does not match SMTP Banner More Info smtp
How to deal with WHM (server) certificate renewal issues
Background This article is about WHM server certificates, not cPanel certificates. WHM uses a 3rd party SSL service called Sectigo. At times the built-in SSL
Redirect 301 on a WHM Litespeed server and Easy Apache Configuration
Litespeed Guide: When we tried to set up redirection on what is a default WHM Litespeed installation, we had a ton of trouble. In theory
iptables cheat sheet
What is iptables? iptables is a powerful firewall utility for Linux that is often included with the operating system. Behind the scenes many firewalls also