How to Check the OpenSSL Version Number


OpenSSL is an open-source cryptographic library and SSL toolkit. The applications contained in the library help create a secure communication environment for computer networks. This article explains how to determine the OpenSSL version by entering a…

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How to Generate a Certificate Signing Request (CSR) With OpenSSL


A Certificate Signing Request (CSR) is the first step in setting up an SSL Certificate on your website. An SSL Certificate secures and encrypts traffic between a client and a website. This is helpful for preventing cybercrime, fraud, and a…

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How to Create & Edit the Default WordPress .htaccess File


The .htaccess file in WordPress is a configuration file for managing hyperlinks. It is most commonly used to rewrite URLs, making them clearer and more readable by both people and search engines. This file is included by default in a new WordPress…

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17 Nmap Commands with Examples for Linux Network & System Administrators


Nmap stands for Network Mapper. It is an open source tool for network exploration and security auditing. With NMAP, server administrators can easily reveal hosts and services on a computer, scan for security issues and check for open ports. The NMAP…

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Best Tools to Monitor Network Bandwidth on a Linux Server


There are many different tools for monitoring network traffic on a Linux server. Each option has its strengths and weaknesses. Most of the command-line utilities are designed to be lightweight, so they do not inflate bandwidth reports. Some are…

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How to Setup and Enable Automatic Security Updates on Ubuntu


If you do not keep your Ubuntu operating system up-to-date, you run the risk of compromising overall system security. Managing the process manually, wastes valuable resources and can even lead to overlooking essential security updates. In this…

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How to Disable or Turn Off SELinux on CentOS 7


SELinux is a mandatory access control (MAC) enforcer built into the Linux kernel. It limits the privileges of individual services whose vulnerabilities might be a threat to the system. SELinux acts as a system-wide protective agent by enforcing…

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21 Server Security Tips to Secure Your Server


Hackers are always on the lookout for server vulnerabilities. Minimize risks and be confident your data is safe on secure servers by implementing our server security best practices.

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How to Enable & Set Up .htaccess File on Apache


The .htaccess file in Apache is a tool that allows configurations at the directory and subdirectory level. Using a .htaccess file will let you configure website details without altering server configuration files. This tutorial will show you how to…

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How to Set up & Configure ModSecurity on Apache


ModSecurity is an Open-source firewall application for Apache. Learn how to Setup & Configure ModSecurity on Apache (Debian, Ubuntu, CentOS).

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