Ever noticed that little padlock icon 🔒 in your browser’s address bar when you visit certain websites? That’s SSL or TLS in action — and it’s one of the most important things you should care about when browsing online. 🔑 What Is SSL/TLS? SSL stands for Secure Sockets Layer, and TLS stands for Transport Layer Security. These are both technologies used to secure the connection between your browser...

Ever wondered where websites “live”? When you visit a website — whether it’s Google, Amazon, or your favorite blog — you’re actually connecting to a special computer somewhere in the world. That’s what we call a web host. 🏠 📦 What Is Web Hosting? Think of web hosting as renting space on the internet. Just like your files live on your computer, your website’s files (images, text, code) need a...

Have you ever clicked a link and the website took forever to load? 😫 Or maybe you noticed some websites load lightning-fast, even with big images and videos? The secret behind that speed often lies in something called a CDN. 🌍 So, What Exactly Is a CDN? CDN stands for Content Delivery Network. It’s like a team of delivery trucks 🚚 stationed all around the world, ready to hand you the website you...

Ever noticed how some websites start with http:// and others with https://? If you’re like most people, you probably never gave it much thought. But what if I told you that one tiny letter – “S” – could be the difference between your private info staying private… or ending up in the wrong hands? 🌐 Imagine This… You walk into a coffee shop and hand the barista your bank card to pay. Now imagine...

If you’ve ever wondered how your computer knows where to go when you type in a website like ranjan.info, the answer lies in something called an IP address. While it sounds technical (and it is!), understanding it is surprisingly simple and incredibly useful — especially if you’re a digital entrepreneur, blogger, or marketer trying to make sense of how the internet actually works. Let’s...

Imagine if you had to remember a unique number every time you wanted to visit a website. Instead of typing ranjan.info, you’d need to remember something like 93.184.216.34. That would be overwhelming, right? Thankfully, the Domain Name System (DNS) handles that complexity for us — quietly, efficiently, and almost instantly. Let’s break it down in simple terms. 📘 What is DNS? DNS stands for Domain...

Every day, we visit dozens — sometimes hundreds — of websites. You open your browser, type something like www.ranjan.info, hit Enter… and within a second or two, the website loads. It feels almost instant. But what actually happens under the hood is a fascinating series of events involving networks, servers, and encryption. Let me walk you through it — in simple terms. 🧩 1. DNS Lookup — Finding...