Error: Invalid command ‘SSLEngine’, perhaps misspelled or defined by a module not included in the server configuration

Do you know most of the security vulnerabilities can be fixed by implementing necessary headers in the response header? Security is as essential as content and SEO of your website, and thousands of websites get hacked due to misconfiguration or lack of protection. If you are a website owner or security engineer and looking to protect your…

In this article, we will explain swap space, and learn how to create swap space using a swap file in Linux: this is important in case we don’t have a swap partition created on the hard disk. Swap space/partition is space on a disk created for use by the operating system when memory has been…

I want to set up an FTP server and FTP user on my Lightsail instance running Amazon Linux 2, CentOS, Ubuntu or Debian. How can I do this? Resolution Note: FTP transmits all data and passwords as plain text. SFTP is a more secure way to connect to your instance and transmit data. For information on…

Find Files and Directories in CentOS The find command helps you locate files and folders on your hard disk. There are additional parameters that can be passed to the command that help you find files and folders in multiple ways. Find by filename, modified time, find files and folders. Basic syntax find /path/to/search -option1 -option2…

About the TLS Extension Server Name Indication (SNI) When website administrators and IT personnel are restricted to use a single SSL Certificate per socket (combination of IP Address and socket) it can cost a lot of money. This restriction causes them to buy multiple IP addresses for regular https websites from their domain host or…

Have a website which needs Node.js to work and have no idea how to install it on your Server? No Problem, this guide will how you how you can install Node.js on your Server with CentOS Machine. Requirements Server with CentOS 6/7 Root Access to Server Procedure Login to Server using SSH Add Node.js repo…