Author Archives: visperhost

What is Apache: Apache HTTP Server

In the world of website development and network systems, “Apache” is a name that is very familiar, especially for those with experience working with web servers. Apache HTTP Server, or simply “Apache,” is one of the most popular web server software in the world. What is Apache? Apache HTTP Server is an open-source web server

What is OPNsense: An open-source firewall suitable for all organizations.

In an era where internet connectivity is crucial for business operations and daily life, network security systems have become a critical component that organizations and general users cannot overlook. One of the tools that helps us effectively protect against cyber threats is the “firewall,” which acts as the frontline defense of a network, preventing dangerous

What is SMTP: Basics and How the Email Transmission Protocol Works

In an era where email communication is a routine part of daily life for people worldwide, whether sending personal messages or conducting business, email has become an essential tool that enhances communication efficiency, speed, and cost-effectiveness. But have you ever wondered how that information travels when you hit the “Send” button? The answer lies in

What is a domain? | The meaning of each domain extension

domain

Domain Name A domain name refers to the name used to identify a website’s address on the internet, making it easier to access and remember instead of using numerical IP addresses such as www.example.com. A domain name consists of two main parts: the domain name (Domain Name) and the domain extension (Domain Extension). Domain Extensions

Is a 512 Kbps internet speed fast? What can you do with it?

The internet has become an essential factor in daily life, whether for work, education, or online entertainment. Internet speed directly impacts the user experience. Standard mobile internet packages typically come with a data quota, and once the allocated data is used up, the internet speed is reduced to 512 Kbps or a lower level. In

What is pfSense? A firewall and router for organizations and general users.

In network management, whether at home or in an organization, security is the cornerstone. pfSense is one of the most popular solutions among network administrators worldwide, offering comprehensive capabilities including Firewall, Router, VPN, and other network management systems. All of these features are available for free and are open-source. What is pfSense? pfSense is a

Is 512 GB enough? What can you do with it?

In the digital age, where technology plays a crucial role in our daily lives, many people wonder , “Is 512 GB enough?” This question is particularly relevant when purchasing a smartphone, laptop, or external hard drive to ensure sufficient storage space for long-term use. This article will provide a detailed understanding of what 512 GB

What is netstat: Basic usage of the netstat command

The netstat command (short for Network Statistics) is one of the most essential tools for system administrators, network developers, or users who need to monitor the connection status of a system. This tool can be used to check which destinations are connected, which ports are being used, where connections are waiting to be established, or

What is SSH (Secure Shell)?

In the current field of IT, we sometimes need to access systems remotely for tasks such as managing servers, maintaining websites, or transferring files. Therefore, secure and reliable connections are crucial. One widely used tool for this purpose is SSH, or Secure Shell. This article will introduce you to SSH in detail. What is SSH?