Introduction Managing spam emails can be a challenging task, especially when legitimate emails are wrongly marked as spam or a high volume of spam clogs your inbox. To address these issues in DirectAdmin, you can modify the spam threshold settings using SpamAssassin. SpamAssassin is an effective tool for filtering unwanted emails and reducing the likelihood
Introduction A website compromised by a high-profile hacker is often easy to spot, as they typically alter the homepage to boast about their actions. However, injected code that is hidden can be much harder to detect. By the time it’s noticed, significant damage may already have been done. To catch such issues early, you can
Introduction This guide is designed for users who need to determine the current version of their operating system (OS). Knowing the OS version is important for software compatibility, troubleshooting, and system updates. This article explains how to check the OS version for RHEL-based and Debian-based distributions. Prerequisites Access to the system you want to
Introduction SSL certificates are critical for securing website communications, and it is important to ensure that the certificate is valid and properly installed. This article explains how to check the SSL certificate status using SSL Checker and in a web browser, ensuring your site is secure and meets HTTPS standards. These steps apply to any
Introduction An alias domain is a secondary domain that redirects to your primary domain. When users visit the alias domain, they are automatically shown the content of the primary website. For example, if you have a primary domain like example.com and set up an alias domain like alias.com, visiting alias.com will display the content from
Introduction This article provides a step-by-step guide on how to move a domain from one SmarterMail server to another. It is intended for users who need to migrate domains between SmarterMail servers. The guide will walk you through exporting domain data, transferring files, and configuring the domain on the new server. Prerequisites Access to
Introduction This guide explains how to configure the maximum email size limit in Exim, the popular mail transfer agent (MTA) used by many Linux-based email servers. It is aimed at users who need to control email size limits for users to avoid server overload or meet specific organizational policies. Limiting the size of incoming and