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The Domain Name System (DNS) is an essential part of the internet’s infrastructure. Without DNS, the internet as we know it wouldn’t exist in its current form. DNS is the reason why we can browse websites using human-friendly domain names like google.com or writeup-db.com instead of remembering complex numerical IP addresses like 142.250.190.14. In this […]
The internet is a complex and interconnected system that enables communication between devices, services, and networks across the globe. Behind the seamless experience of browsing websites, streaming videos, or sending emails lies a sophisticated network of routers and protocols that work together to ensure data gets where it needs to go. One of the most […]
The internet is constantly evolving, with new technologies introduced to make web experiences faster, safer, and more efficient. One of these advancements is HTTP/2, an upgraded version of the Hypertext Transfer Protocol (HTTP). Since its introduction in 2015, HTTP/2 has become widely adopted due to its performance benefits and enhanced security features. In this blog […]
In today’s world of software development, version control is a vital tool that helps developers manage changes to their codebases over time. Among the various version control systems (VCS) available, Git is by far the most popular. Created by Linus Torvalds in 2005, Git has become the go-to choice for developers because of its speed, […]
As developers, writing clean, efficient, and maintainable code is key to building reliable software systems. The way we code affects not only the performance of our applications but also how easy it is for other developers to collaborate on projects and for ourselves to revisit and make changes to the code in the future. Following […]
In today’s digital world, secure communication on the web has never been more important. Whether you’re buying a product online, logging into your bank account, or simply sending an email, ensuring your personal data is safe from prying eyes is crucial. That’s where HTTPS comes into play. It’s more than just a small padlock icon […]
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In today’s interconnected world, cybersecurity has become a paramount concern for individuals, organizations, and governments alike. As technology advances, so do the methods employed by hackers to exploit vulnerabilities. However, not all hackers have malicious intent. The world of hacking is divided into three broad categories: White Hat Hackers, Grey Hat Hackers, and Black Hat […]
The Internet of Things (IoT) has revolutionized the way devices communicate, interact, and perform tasks. From smart homes to industrial automation, IoT devices are now an integral part of our daily lives. But have you ever wondered what makes these devices “talk” to each other seamlessly? Enter MQTT (Message Queuing Telemetry Transport) — a lightweight […]
The Internet Control Message Protocol (ICMP) is a critical component of modern networking that often operates silently in the background but plays a vital role in diagnosing and maintaining network health. Whether you’re troubleshooting connectivity issues, understanding network latency, or trying to pinpoint the exact path of your data packets, ICMP tools such as ping […]