Introduction When MySQL is first installed, it comes with default settings that prioritize functionality over security. These defaults may leave your server vulnerable to unauthorized access or attacks. The mysql_secure_installation script is a built-in tool that addresses these security risks by guiding you through a series of steps to configure critical security features. It allows
Introduction This guide is designed for web developers and server administrators who want to prevent browsers from caching outdated versions of CSS and JavaScript files. By using .htaccess you can ensure that visitors always see the latest version of your website’s styles and scripts, especially after updates. These steps are useful when frequent updates are
Introduction MySQL Query Log is a feature that logs all queries run on a MySQL server, which is useful for debugging and performance monitoring. Enabling MySQL Query Log on a Linux server allows administrators to track SQL queries executed by MySQL, helping with debugging, monitoring, and optimizing database performance. This feature is vital for database
Introduction DirectAdmin is a web-based hosting control panel that allows administrators to manage various aspects of hosting accounts, including user management and reseller assignments. Moving a user between resellers in DirectAdmin is necessary when restructuring hosting account ownership or managing reseller client allocations. This guide will explain how to move a user from one reseller
Introduction Troubleshooting email delivery issues using “Exim logs” in a Linux server allows for identifying and resolving email-related problems by analyzing log files. This guide is for email administrators and server managers who are facing issues with email delivery on a Linux server using Exim as the mail transfer agent (MTA). It explains how to troubleshoot
Introduction PuTTYgen is part of the open-source network client, PuTTY, and is essential for generating public and private SSH keys for servers. The native file format for PuTTY is ppk. In addition to key generation, PuTTY is commonly used for SSH connectivity, allowing secure data transfers between a local machine and a remote server. Privacy-Enhanced
How to login instance for the first time? By default, accessing your cloud instance for the first time requires using the public key generated during instance creation. After downloading the key, you’ll need to convert the PEM file to a .ppk file. You can follow this guide for the conversion process: Convert PEM to PPK.
Introduction When you have launched an instance, you will be running various of service in it and some service will required specific port to run and you required to open the port in security group or you may wish to close unused port for better security. This article will guide you through the steps to
Warning: CentOS 7 reached its end-of-life (EOL) on June 30, 2024. This means it no longer receives security updates or support from the developers. It is strongly recommended to upgrade to a supported operating system version, such as CentOS Stream 9 or an alternative Linux distribution, to maintain security and stability. Introduction Installatron is a
Introduction This guide covers how to set a daily email quota limit on a DirectAdmin hosting server. It is intended for server administrators who want to control the number of emails that users can send from their accounts. By implementing this limit, administrators can manage email traffic, reduce the risk of server blacklisting, and prevent