For over a decade, ConfigServer Security & Firewall (CSF) was the undisputed firewall solution for cPanel/WHM servers. If you ran a shared hosting environment, a reseller setup, or even a standalone VPS with cPanel, CSF was almost certainly part of your security stack. Its WHM integration, Login Failure Daemon (LFD), and straightforward configuration made […]
CSF Post-Shutdown Survival Guide: Migration & Configuration Read Post »
If you’ve been running a shared hosting environment for any length of time, you’ve probably had that conversation with a customer: “My WordPress site is slow.” You’ve optimized MySQL, tuned Apache, enabled OPcache—and yet the database queries keep piling up. Enter Redis. Redis is an in-memory data structure store that can dramatically reduce database load
Redis Integration Complete Guide for Multi-Tenant cPanel Read Post »
AutoSSL is one of cPanel’s most convenient features—automatically provisioning and renewing SSL certificates for every domain on your server. But if you’ve ever tried to get a wildcard certificate through AutoSSL, you’ve hit a wall. AutoSSL simply doesn’t support them. This isn’t an oversight. Wildcard certificates require DNS-based validation (DNS-01 challenge), and AutoSSL relies on
Wildcard SSL Workarounds for AutoSSL Using acme.sh Read Post »
Large Account Migration: When Transfer Tool Fails (rsync Hybrid Method) Every cPanel administrator eventually encounters it: the account that simply refuses to migrate. Whether it’s timing out at 80%, throwing cryptic errors, or hanging indefinitely, large account migrations can turn a routine server consolidation into a multi-day headache. Here’s the hybrid rsync approach I’ve refined
Large cPanel Account Migration: When Transfer Tool Fails Read Post »
CentOS 7 to AlmaLinux 8 ELevate Migration Guide for cPanel Servers The cPanel ELevate migration from CentOS 7 to AlmaLinux 8 carries significant risk but can succeed with meticulous preparation. Real-world experiences reveal that while many migrations complete successfully, unrecoverable failures (including unbootable servers) occur frequently enough that experienced sysadmins often recommend fresh installations over
CentOS 7 to AlmaLinux 8 ELevate Migration Guide for cPanel Servers Read Post »
If you have servers in a two-way DNS cluster sync that causes all zones to be written to all servers, there is a way to clean this up. I’ve written a script to compare a list of zones on a server to /etc/userdomains to determine which zones belong to the server, so the extraneous ones
cPanel DNS Zone Cleanup Read Post »
As a hosting provider, one of the most common requests you’ll receive is WordPress installation. While manual installations work fine for occasional setups, they become time-consuming and error-prone when dealing with multiple clients or specific hosting plans designed for WordPress users. This is where cPanel hooks come to the rescue. The following script will use
Automatically Installing WordPress on a New cPanel Account Read Post »
When you manage email on a cPanel server, you eventually face the classic Exim bottleneck:one misbehaving domain can clog the queue and grind mail delivery to a halt for everyone else. Picture this: a compromised account starts blasting out spam, or a single domain’s messages are all soft-bouncing at Outlook or Yahoo. Suddenly, your
Per-Domain Mail Queues in Exim Read Post »
When new accounts are created in cPanel/WHM, the system automatically copies a set of default files from the skeleton directory into the user’s home directory. This mechanism is often overlooked, but with some creativity, it can become a powerful way to automate onboarding, enforce standards, and pre-deploy useful files. Where Is the Skeleton Directory?
Custom Skeleton Directory Tricks for cPanel Read Post »
