In this article, we have explained how to manage and modify user permissions in Linux. On a Linux system, limiting who can do what is essential for administration and security.…
How to Restrict SSH Access by IP Address on Linux Servers
August 19, 2025 / Servers, Hosting & EmailThis guide helps you keep your Linux server safe by allowing only trusted people to connect to it via SSH. SSH is like a secure door to your server, and…
How to Block Suspicious IP Addresses in WHM
August 14, 2025 / cPanel & WHMThis article will help you in blocking suspicious IP addresses in WHM. It helps in protecting your website and server from brute-force attacks, hacking attempts, or unwanted traffic. Let us…
How to create a self-signed wildcard SSL certificate
August 5, 2025 / SSLThis guide explains how to create a self-signed wildcard SSL certificate for internal use. A wildcard SSL certificate allows you to secure a domain and all its subdomains with a…
How to Detect Brute-Force Attacks on a Linux Server
July 31, 2025 / Servers, Hosting & EmailBrute-force attacks are common on public-facing Linux servers, especially through SSH. These attacks involve repeated login attempts using numerous username-password combinations to gain unauthorised access. This guide will help you…
How to use .user.ini to customise PHP settings on shared hosting
July 30, 2025 / Web DevelopmentThe Apache and php.ini configuration files are frequently inaccessible to users in shared hosting setups. However, the majority of hosting companies let you utilise a “.user.ini” file to change PHP…
How to use NMAP to detect open ports on your server
July 28, 2025 / Servers, Hosting & EmailThis guide explains how to install NMAP and use it to scan your server for open ports. NMAP (Network Mapper) is a powerful open-source tool used to discover hosts and…
How to test DNS propagation using dig and host
July 25, 2025 / Domain and DNSWhen you make changes to a DNS record (A, CNAME, MX, etc.), it may take some time for all caching DNS servers to reflect the updated record. To check if…
How to rotate MySQL binary logs manually
July 23, 2025 / MySQLMySQL binary logs record all changes to the database and are important for replication and point-in-time recovery. Over time, these logs can grow large and consume disk space. While MySQL…
How to Reset DNS Settings to the Default in cPanel
July 21, 2025 / Domain and DNSIn this article, you will learn how to reset DNS settings to the default in cPanel. The Zone Editor in cPanel lets you quickly restore your DNS settings to their…
How to Set Up GPG Email Encryption in Roundcube
July 16, 2025 / Security and BackupsTo prevent unwanted access to sensitive data, email encryption is important. Plugins for Roundcube, a well-known webmail client, enable GPG (GNU Privacy Guard) encryption, which helps protect incoming and outgoing…
How to Use the watch Command for Real-Time Command Monitoring
July 15, 2025 / Command LineOne of Linux’s most useful tools is the watch command, which lets users run a command repeatedly at fixed intervals and see the results in real time. It’s beneficial for…
How to activate HTTP/2 for Apache through WHM and CMD
July 14, 2025 / cPanel & WHMIn this article, we will delve into the process of activating HTTP/2 for Apache through WHM and the command line. Let us discuss the two methods for activating HTTP/2: Method…
How to Use Cron for MySQL Backups and Auto-Deletion
July 9, 2025 / MySQLRegular backups are vital for safeguarding your MySQL data. This guide explains how to automate daily MySQL database backups using cron and how to clean up old backup files older…