devsanjesh.hashnode.devTCP Working: 3-Way Handshake & Reliable CommunicationWhen Data Has No Rules: A Recipe for Chaos Imagine trying to send a puzzle to a friend, but the pieces arrive in random order—or worse, some pieces never arrive at all. You'd end up with an incomplete, jumbled mess. This is exactly what happens when ...Feb 1·5 min read
devsanjesh.hashnode.devTCP vs UDP: When to Use What, and How TCP Relates to HTTP1. Introduction: Why the Internet Needs Rules Hook: Start with the idea that for billions of devices to communicate, there must be a shared set of rules. Analogy for Protocols: Introduce protocols as the "grammar and etiquette" of digital communica...Feb 1·6 min read
devsanjesh.hashnode.devDNS Record TypesComplete Guide to Understanding the Internet’s Invisible Infrastructure About This Guide The Domain Name System (DNS) is the backbone of the internet, translating human-readable domain names into machine-readable IP addresses. Every time you visit a...Jan 31·3 min read