Introduction ModSecurity (also known as mod_security) is a Web Application Firewall (WAF) module for Apache, LiteSpeed, and NGINX. It helps protect web applications from common attacks such as SQL injection, XSS, brute force attempts, and malicious bots. In a cPanel/WHM environment, ModSecurity adds an extra layer of security to hosted websites. Prerequisites Before proceeding, ensure: ..
Author : meenakshi k
Introduction PHP-FPM (FastCGI Process Manager) is a modern and efficient PHP handler widely recommended for servers running cPanel/WHM. Compared to the legacy PHP-CGI, PHP-FPM offers better performance, improved memory usage, and enhanced security, making it ideal for high-traffic and resource-intensive websites. Prerequisites Implementation Step 1: Log in to WHMAccess WHM using your root credentialshttps://your-server-ip:2087 Step ..
Introduction cPHulk Brute Force Protection is a built-in security feature in WHM/cPanel designed to protect servers from brute-force login attempts on services like WHM, SSH, cPanel, FTP, and Email. Sometimes, however, you may get locked out of WHM or SSH because cPHulk has blacklisted your IP. Clearing or flushing the cPHulk cache helps reset the ..
Introduction Keeping your mailing list accurate and up-to-date is essential for effective communication. Whether you need to add new subscribers or remove outdated email addresses, managing your mailing list ensures your messages reach the right recipient. Prerequisites Implementation Step 1: Log in to WHM Step 2: Access Mailing Lists Step 3: Manage the Mailing List ..
Introduction Apache (also known as httpd) is one of the most widely used web servers globally. In a cPanel/WHM-managed server environment, ensuring that Apache is running smoothly is essential for website uptime and reliability. WHM’s Service Manager allows system administrators to monitor and manage critical services like Apache with ease. Prerequisites Implementation Step 1: Log ..
Introduction Managing email accounts via the command line can significantly streamline server administration tasks. cPanel provides a powerful API called UAPI, which allows administrators to create email accounts without using the cPanel web interface. This method is ideal for automation, scripting, or simply performing actions more efficiently through SSH. Prerequisites (i) Root SSH access to ..
Introduction When running a web hosting server, keeping track of resource usage—especially memory—is crucial for performance and uptime. One common issue that can cause unexpected downtime is the “Out of Memory (OOM)” condition. When your server runs out of available memory, processes can get killed by the system, often without immediate notice. Prerequisite WHM – ..
Introduction POP3 (Post Office Protocol 3) is a protocol that allows users to retrieve emails from a server and store them on their device. The advantage of POP3 is messages can be read when the user is offline. Opening attachments is quick and easy as they are already downloaded. Less server storage space is required, all ..
Introduction Exim is an open-source mail transfer agent (MTA) that receives, routes and delivers emails that cPanel & WHM includes. Mail transfer agents send and receive email messages to the server. Many of the Exim Configuration Manager options involve Simple Mail Transfer Protocol (SMTP). Prerequisite Implementation Step 1: Log in to the WHM with root ..
Introduction RPMs is a command-line utility for managing packages on Unix/Linux systems. It allows you to install, query, update, verify, and remove. An RPM package update may cause issues or be unable to update due to conflicts, and an RPM version lock may be needed Prerequisites Implementation SSH the server via the terminal and follow the ..
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